Properties

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abstract external var accentColor: AccentColor?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var alignContent: AlignContent?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var alignItems: AlignItems?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var alignmentBaseline: AlignmentBaseline?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var alignSelf: AlignSelf?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var alignTracks: AlignTracks?

Syntax: [ normal | <baseline-position> | <content-distribution> | <overflow-position>? <content-position> ]#

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abstract external var all: All?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var anchorName: AnchorName?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var anchorScope: AnchorScope?

Syntax: none | all | <dashed-ident>#

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abstract external var animation: Animation?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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Since July 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var animationDelay: AnimationDelay?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var animationDirection: AnimationDirection?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var animationDuration: AnimationDuration?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var animationFillMode: AnimationFillMode?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var animationName: AnimationName?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var animationPlayState: AnimationPlayState?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var animationRange: AnimationRange?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var animationRangeEnd: AnimationRange?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var animationRangeStart: AnimationRange?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var animationTimeline: AnimationTimeline?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var appearance: Appearance?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var aspectRatio: AspectRatio?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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abstract external var backdropFilter: BackdropFilter?

Since September 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var backfaceVisibility: BackfaceVisibility?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var background: Background?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var backgroundClip: BackgroundClip?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var backgroundColor: BackgroundColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var backgroundImage: BackgroundImage?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var backgroundOrigin: BackgroundOrigin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var backgroundPosition: BackgroundPosition?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2016.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2016.

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abstract external var backgroundRepeat: BackgroundRepeat?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var backgroundSize: BackgroundSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var baselineShift: BaselineShift?

Syntax: <length-percentage> | sub | super | baseline

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abstract external var blockSize: BlockSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var border: Border?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderBlock: BorderBlock?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderBlockColor: BorderBlockColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderBlockEnd: BorderBlockEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var borderBlockStart: BorderBlockStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var borderBlockStyle: BorderBlockStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderBlockWidth: BorderBlockWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderBottom: BorderBottom?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderBottomColor: BorderBottomColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderBottomStyle: BorderBottomStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderBottomWidth: BorderBottomWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderCollapse: BorderCollapse?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderColor: BorderColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderEndEndRadius: BorderEndEndRadius?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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abstract external var borderImage: BorderImage?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderImageOutset: BorderImageOutset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderImageRepeat: BorderImageRepeat?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2016.

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abstract external var borderImageSlice: BorderImageSlice?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderImageSource: BorderImageSource?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderImageWidth: BorderImageWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderInline: BorderInline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderInlineColor: BorderInlineColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderInlineEnd: BorderInlineEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var borderInlineStart: BorderInlineStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var borderInlineStyle: BorderInlineStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderInlineWidth: BorderInlineWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var borderLeft: BorderLeft?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderLeftColor: BorderLeftColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderLeftStyle: BorderLeftStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderLeftWidth: BorderLeftWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderRadius: BorderRadius?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderRight: BorderRight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderRightColor: BorderRightColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderRightStyle: BorderRightStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderRightWidth: BorderRightWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderSpacing: BorderSpacing?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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abstract external var borderStyle: BorderStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderTop: BorderTop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderTopColor: BorderTopColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderTopStyle: BorderTopStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderTopWidth: BorderTopWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var borderWidth: BorderWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var bottom: Bottom?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var boxDecorationBreak: BoxDecorationBreak?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var boxShadow: BoxShadow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var boxSizing: BoxSizing?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var breakAfter: BreakAfter?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2019.

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abstract external var breakBefore: BreakBefore?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2019.

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abstract external var breakInside: BreakInside?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2019.

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abstract external var captionSide: CaptionSide?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var caret: Caret?

Syntax: <'caret-color'> || <'caret-shape'>

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abstract external var caretColor: CaretColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var caretShape: CaretShape?

Syntax: auto | bar | block | underscore

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abstract external var clear: Clear?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var clipPath: ClipPath?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var clipRule: ClipRule?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var color: ColorProperty?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var colorAdjust: PrintColorAdjust?

Since May 2025, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var colorScheme: ColorScheme?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2022.

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abstract external var columnCount: ColumnCount?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columnFill: ColumnFill?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columnGap: ColumnGap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var columnRule: ColumnRule?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columnRuleColor: ColumnRuleColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columnRuleStyle: ColumnRuleStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columnRuleWidth: ColumnRuleWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columns: Columns?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var columnSpan: ColumnSpan?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var columnWidth: ColumnWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since November 2016.

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abstract external var contain: Contain?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var container: Container?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since February 2023.

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abstract external var containerName: ContainerName?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since February 2023.

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abstract external var containerType: ContainerType?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since February 2023.

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Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var content: Content?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var contentVisibility: ContentVisibility?

Since September 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var counterIncrement: CounterIncrement?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var counterReset: CounterReset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var counterSet: CounterSet?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var cursor: Cursor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since December 2021.

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abstract external var cx: Cx?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var cy: Cy?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var d: D?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var direction: Direction?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var display: Display?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var dominantBaseline: DominantBaseline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var emptyCells: EmptyCells?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var fieldSizing: FieldSizing?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var fill: Fill?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var fillOpacity: FillOpacity?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var fillRule: FillRule?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var filter: Filter?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2016.

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abstract external var flex: Flex?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var flexBasis: FlexBasis?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var flexDirection: FlexDirection?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var flexFlow: FlexFlow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var flexGrow: FlexGrow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var flexShrink: FlexShrink?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var flexWrap: FlexWrap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var float: Float?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var floodColor: FloodColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var floodOpacity: FloodOpacity?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var font: Font?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var fontFamily: FontFamily?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var fontKerning: FontKerning?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var fontOpticalSizing: FontOpticalSizing?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2020.

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abstract external var fontPalette: FontPalette?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since November 2022.

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abstract external var fontSize: FontSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var fontSizeAdjust: FontSizeAdjust?

Since July 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var fontSmooth: FontSmooth?

The font-smooth CSS property controls the application of anti-aliasing when fonts are rendered.

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abstract external var fontStyle: FontStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var fontSynthesis: FontSynthesis?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2022.

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This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.

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abstract external var fontSynthesisStyle: FontSynthesisStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.

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abstract external var fontVariant: FontVariant?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.

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abstract external var fontVariantCaps: FontVariantCaps?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var fontVariantEmoji: FontVariantEmoji?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var fontVariantNumeric: FontVariantNumeric?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2018.

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abstract external var fontWeight: FontWeight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var fontWidth: FontWidth?

Syntax: normal | <percentage [0,∞]> | ultra-condensed | extra-condensed | condensed | semi-condensed | semi-expanded | expanded | extra-expanded | ultra-expanded

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abstract external var forcedColorAdjust: ForcedColorAdjust?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var gap: Gap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var grid: Grid?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridArea: GridArea?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridAutoColumns: GridAutoColumns?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var gridAutoFlow: GridAutoFlow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridAutoRows: GridAutoRows?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var gridColumn: GridColumn?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridColumnEnd: GridColumnEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridColumnStart: GridColumnStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridRow: GridRow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridRowEnd: GridRowEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridRowStart: GridRowStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridTemplate: GridTemplate?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridTemplateAreas: GridTemplateAreas?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var gridTemplateRows: GridTemplateRows?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var hangingPunctuation: HangingPunctuation?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var height: Height?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var hyphenateCharacter: HyphenateCharacter?

Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var hyphens: Hyphens?

Since September 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var imageOrientation: ImageOrientation?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2020.

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abstract external var imageRendering: ImageRendering?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var imageResolution: ImageResolution?

The image-resolution CSS property specifies the intrinsic resolution of all raster images used in or on the element. It affects content images such as replaced elements and generated content, and decorative images such as background-image images.

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abstract external var initialLetter: InitialLetter?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var initialLetterAlign: InitialLetterAlign?

Syntax: [ auto | alphabetic | hanging | ideographic ]

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abstract external var inlineSize: InlineSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var inset: Inset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var insetBlock: InsetBlock?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var insetBlockEnd: InsetBlockEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var insetBlockStart: InsetBlockStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var insetInline: InsetInline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var insetInlineEnd: InsetInlineEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var insetInlineStart: InsetInlineStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var interpolateSize: InterpolateSize?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var isolation: Isolation?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var justifyContent: JustifyContent?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var justifyItems: JustifyItems?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2016.

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abstract external var justifySelf: JustifySelf?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var justifyTracks: JustifyTracks?

Syntax: [ normal | <content-distribution> | <overflow-position>? [ <content-position> | left | right ] ]#

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abstract external var left: Left?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var letterSpacing: LetterSpacing?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var lightingColor: LightingColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var lineBreak: LineBreak?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var lineClamp: LineClamp?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var lineHeight: LineHeight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var lineHeightStep: LineHeightStep?

The line-height-step CSS property sets the step unit for line box heights. When the property is set, line box heights are rounded up to the closest multiple of the unit.

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abstract external var listStyle: ListStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var listStyleImage: ListStyleImage?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var listStylePosition: ListStylePosition?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var listStyleType: ListStyleType?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var margin: Margin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var marginBlock: MarginBlock?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var marginBlockEnd: MarginBlockEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var marginBlockStart: MarginBlockStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var marginBottom: MarginBottom?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var marginInline: MarginInline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var marginInlineEnd: MarginInlineEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var marginInlineStart: MarginInlineStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var marginLeft: MarginLeft?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var marginRight: MarginRight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var marginTop: MarginTop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var marginTrim: MarginTrim?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var marker: Marker?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var markerEnd: MarkerEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var markerMid: MarkerMid?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var markerStart: MarkerStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var mask: Mask?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskBorder: MaskBorder?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var maskBorderMode: MaskBorderMode?

The mask-border-mode CSS property specifies the blending mode used in a mask border.

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abstract external var maskBorderOutset: MaskBorderOutset?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var maskBorderRepeat: MaskBorderRepeat?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var maskBorderSlice: MaskBorderSlice?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var maskBorderSource: MaskBorderSource?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var maskBorderWidth: MaskBorderWidth?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var maskClip: MaskClip?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskComposite: MaskComposite?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskImage: MaskImage?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskMode: MaskMode?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskOrigin: MaskOrigin?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskPosition: MaskPosition?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskRepeat: MaskRepeat?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskSize: MaskSize?

Since December 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maskType: MaskType?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var masonryAutoFlow: MasonryAutoFlow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var mathDepth: MathDepth?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var mathShift: MathShift?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var mathStyle: MathStyle?

Since August 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var maxBlockSize: MaxBlockSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var maxHeight: MaxHeight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var maxInlineSize: MaxInlineSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var maxLines: MaxLines?

Syntax: none | <integer>

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abstract external var maxWidth: MaxWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var minBlockSize: MinBlockSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var minHeight: MinHeight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var minInlineSize: MinInlineSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var minWidth: MinWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var mixBlendMode: MixBlendMode?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var motion: Offset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var motionDistance: OffsetDistance?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var motionPath: OffsetPath?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var motionRotation: OffsetRotate?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var MozAppearance: Appearance?
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abstract external var objectFit: ObjectFit?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var objectPosition: ObjectPosition?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var objectViewBox: ObjectViewBox?

Syntax: none | <basic-shape-rect>

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abstract external var offset: Offset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var offsetAnchor: OffsetAnchor?

Since August 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var offsetDistance: OffsetDistance?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var offsetPath: OffsetPath?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var offsetPosition: OffsetPosition?

Since January 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var offsetRotate: OffsetRotate?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var offsetRotation: OffsetRotate?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var opacity: Opacity?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var order: Order?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var orphans: Orphans?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var outline: Outline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.

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abstract external var outlineColor: OutlineColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var outlineOffset: OutlineOffset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var outlineStyle: OutlineStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var outlineWidth: OutlineWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var overflow: Overflow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var overflowAnchor: OverflowAnchor?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var overflowBlock: Overflow?

Since September 2025, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var overflowClipBox: OverflowClipBox?

Syntax: padding-box | content-box

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abstract external var overflowClipMargin: OverflowClipMargin?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var overflowInline: Overflow?

Since September 2025, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var overflowWrap: OverflowWrap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2018.

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abstract external var overflowX: Overflow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var overflowY: Overflow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var overlay: Overlay?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var overscrollBehavior: OverscrollBehavior?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var overscrollBehaviorX: OverscrollBehavior?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var overscrollBehaviorY: OverscrollBehavior?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var padding: Padding?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var paddingBlock: PaddingBlock?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var paddingBlockEnd: PaddingBlockEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var paddingBlockStart: PaddingBlockStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var paddingBottom: PaddingBottom?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var paddingInline: PaddingInline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var paddingInlineEnd: PaddingInlineEnd?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var paddingInlineStart: PaddingInlineStart?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var paddingLeft: PaddingLeft?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var paddingRight: PaddingRight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var paddingTop: PaddingTop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var page: Page?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since February 2023.

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abstract external var paintOrder: PaintOrder?

Since March 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var perspective: Perspective?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var perspectiveOrigin: PerspectiveOrigin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var placeContent: PlaceContent?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var placeItems: PlaceItems?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var placeSelf: PlaceSelf?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var pointerEvents: PointerEvents?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var position: Position?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var positionAnchor: PositionAnchor?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var positionArea: PositionArea?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var positionTry: PositionTry?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var positionTryOrder: PositionTryOrder?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var positionVisibility: PositionVisibility?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var printColorAdjust: PrintColorAdjust?

Since May 2025, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var quotes: Quotes?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var r: R?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var resize: Resize?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var right: Right?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var rotate: Rotate?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2022.

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abstract external var rowGap: RowGap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2017.

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abstract external var rubyAlign: RubyAlign?

Since December 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var rubyMerge: RubyMerge?

Syntax: separate | collapse | auto

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abstract external var rubyOverhang: RubyOverhang?

Syntax: auto | none

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abstract external var rubyPosition: RubyPosition?

Since December 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var rx: Rx?

Since March 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var ry: Ry?

Since March 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var scale: Scale?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2022.

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abstract external var scrollbarColor: ScrollbarColor?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var scrollbarGutter: ScrollbarGutter?

Since December 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var scrollbarWidth: ScrollbarWidth?

Since December 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var scrollBehavior: ScrollBehavior?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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Syntax: none | nearest

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abstract external var scrollMargin: ScrollMargin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2021.

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abstract external var scrollMarginBlock: ScrollMarginBlock?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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abstract external var scrollMarginBottom: ScrollMarginBottom?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollMarginInline: ScrollMarginInline?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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abstract external var scrollMarginLeft: ScrollMarginLeft?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollMarginRight: ScrollMarginRight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollMarginTop: ScrollMarginTop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollPadding: ScrollPadding?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollPaddingBlock: ScrollPaddingBlock?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

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abstract external var scrollPaddingLeft: ScrollPaddingLeft?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollPaddingRight: ScrollPaddingRight?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollPaddingTop: ScrollPaddingTop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollSnapAlign: ScrollSnapAlign?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var scrollSnapMargin: ScrollMargin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollSnapMarginLeft: ScrollMarginLeft?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollSnapMarginTop: ScrollMarginTop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

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abstract external var scrollSnapStop: ScrollSnapStop?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2022.

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abstract external var scrollSnapType: ScrollSnapType?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2022.

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abstract external var scrollTimeline: ScrollTimeline?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var scrollTimelineAxis: ScrollTimelineAxis?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var scrollTimelineName: ScrollTimelineName?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var shapeMargin: ShapeMargin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var shapeOutside: ShapeOutside?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var shapeRendering: ShapeRendering?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var speakAs: SpeakAs?

Syntax: normal | spell-out || digits || [ literal-punctuation | no-punctuation ]

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abstract external var stopColor: StopColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var stopOpacity: StopOpacity?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var stroke: Stroke?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeColor: StrokeColor?

Syntax: <color>

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abstract external var strokeDasharray: StrokeDasharray?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeDashoffset: StrokeDashoffset?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeLinecap: StrokeLinecap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeLinejoin: StrokeLinejoin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeMiterlimit: StrokeMiterlimit?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeOpacity: StrokeOpacity?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var strokeWidth: StrokeWidth?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.

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abstract external var tableLayout: TableLayout?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var tabSize: TabSize?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2021.

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abstract external var textAlign: TextAlign?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var textAlignLast: TextAlignLast?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2022.

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abstract external var textAnchor: TextAnchor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2016.

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abstract external var textAutospace: TextAutospace?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var textBox: TextBox?

Syntax: normal | <'text-box-trim'> || <'text-box-edge'>

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abstract external var textBoxEdge: TextBoxEdge?

Syntax: auto | <text-edge>

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abstract external var textBoxTrim: TextBoxTrim?

Syntax: none | trim-start | trim-end | trim-both

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abstract external var textCombineUpright: TextCombineUpright?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var textDecoration: TextDecoration?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var textDecorationLine: TextDecorationLine?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var textDecorationSkip: TextDecorationSkip?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2021.

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abstract external var textEmphasis: TextEmphasis?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var textEmphasisColor: TextEmphasisColor?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var textEmphasisStyle: TextEmphasisStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

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abstract external var textIndent: TextIndent?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var textJustify: TextJustify?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var textOrientation: TextOrientation?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2020.

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abstract external var textOverflow: TextOverflow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var textRendering: TextRendering?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var textShadow: TextShadow?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var textSizeAdjust: TextSizeAdjust?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var textSpacingTrim: TextSpacingTrim?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var textTransform: TextTransform?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since November 2020.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var textWrap: TextWrap?

Since March 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var textWrapMode: TextWrapMode?

Since October 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var textWrapStyle: TextWrapStyle?

Since October 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var timelineScope: TimelineScope?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var top: Top?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var touchAction: TouchAction?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2019.

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abstract external var transform: Transform?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var transformBox: TransformBox?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var transformOrigin: TransformOrigin?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var transformStyle: TransformStyle?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var transition: Transition?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var transitionBehavior: TransitionBehavior?

Since August 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var transitionDelay: TransitionDelay?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var transitionDuration: TransitionDuration?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var transitionProperty: TransitionProperty?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

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abstract external var translate: Translate?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2022.

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abstract external var unicodeBidi: UnicodeBidi?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var userSelect: UserSelect?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var vectorEffect: VectorEffect?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var verticalAlign: VerticalAlign?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var viewTimeline: ViewTimeline?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var viewTimelineAxis: ViewTimelineAxis?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var viewTimelineInset: ViewTimelineInset?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var viewTimelineName: ViewTimelineName?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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Syntax: none | <custom-ident>+

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abstract external var viewTransitionName: ViewTransitionName?

Since October 2025, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var visibility: Visibility?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var WebkitAppearance: Appearance?
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abstract external var WebkitBackdropFilter: BackdropFilter?
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abstract external var whiteSpace: WhiteSpace?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var whiteSpaceCollapse: WhiteSpaceCollapse?

Since March 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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abstract external var widows: Widows?

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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abstract external var width: Width?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var willChange: WillChange?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

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abstract external var wordBreak: WordBreak?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var wordSpacing: WordSpacing?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var wordWrap: WordWrap?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2018.

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abstract external var writingMode: WritingMode?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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abstract external var x: X?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var y: Y?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

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abstract external var zIndex: ZIndex?

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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abstract external var zoom: Zoom?

Since May 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.