StandardLonghandProperties

Properties

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

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abstract 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 var alignTracks: AlignTracks?

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

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abstract 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 var anchorScope: AnchorScope?

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

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

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

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abstract 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 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 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 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 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 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 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 var caretShape: CaretShape?

Syntax: auto | bar | block | underscore

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abstract 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 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 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 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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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 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 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 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 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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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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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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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 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 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 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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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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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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abstract 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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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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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 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 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 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 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 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 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 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 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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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 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 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 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 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 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 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 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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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 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 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 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 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 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 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 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 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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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 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 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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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 var fontSmooth: FontSmooth?

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

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abstract 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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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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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 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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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 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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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 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 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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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 July 2020.

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

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

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Syntax: [ auto | alphabetic | hanging | ideographic ]

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

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

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

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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 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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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 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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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 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 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 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 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 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 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 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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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 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 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 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 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 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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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 var maxLines: MaxLines?

Syntax: none | <integer>

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abstract 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 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 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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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 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 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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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 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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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 var MozAppearance: Appearance?
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abstract 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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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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Syntax: none | <basic-shape-rect>

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

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abstract 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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Syntax: padding-box | content-box

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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 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 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 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 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 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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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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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 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 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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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 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 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 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 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 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 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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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 July 2015.

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

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

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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 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 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 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 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 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 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 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 var rubyMerge: RubyMerge?

Syntax: separate | collapse | auto

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abstract var rubyOverhang: RubyOverhang?

Syntax: auto | none

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

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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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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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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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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 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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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 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 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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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 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 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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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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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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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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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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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 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 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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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 var speakAs: SpeakAs?

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

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abstract 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 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 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 var strokeColor: StrokeColor?

Syntax: <color>

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

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abstract var textBox: TextBox?

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

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abstract var textBoxEdge: TextBoxEdge?

Syntax: auto | <text-edge>

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abstract var textBoxTrim: TextBoxTrim?

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

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

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abstract 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 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 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 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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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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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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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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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 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 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 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 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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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 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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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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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 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 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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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 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 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 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 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 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 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 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 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 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 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 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.