CSSKeyframesRule
external class CSSKeyframesRule : CSSRule, ArrayLike<CSSKeyframeRule> , JsIterable<CSSKeyframeRule> (source)
An object representing a complete set of keyframes for a CSS animation. It corresponds to the contains of a whole @keyframes at-rule. It implements the CSSRule interface with a type value of 7 (CSSRule.KEYFRAMES_RULE).