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Web Platform Baseline Status Breakdown Total Features: 1191
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Showing 3 of 3 features

Limited Availability

3 features
• In Progress / Not Yet Baseline

The DOM level 2 style specification defined interfaces to access and modify CSS styles, such as CSSValue and CSSPrimitiveValue, that were later excluded from the CSS object model.

Chrome
Firefox
Safari 10
Edge
Status: Incomplete cross-engine support

The CSSStyleValue and its subclasses represent CSS values as distinct types instead of only strings. Also known as typed OM.

Chrome 66
Firefox
Safari 16.4
Edge 79
Status: Incomplete cross-engine support

The numeric factory functions, such as CSS.px() or CSS.kHz(), return a CSSUnitValue representing a CSS number value (as in 12px or 440kHz).

Chrome 66
Firefox
Safari 16.4
Edge 79
Status: Incomplete cross-engine support