BASELINE NowYouCanUse.com
Newly Available
id: registered-custom-properties

Registered custom properties

The CSS.registerProperty() static method and the @property CSS at-rule register custom properties for which types and behaviors can be defined.
Baseline Status: Achieved Newly Available on Jul 9, 2024 across core engines.
Desktop Browser Engine Support
Google Chrome
85
Supported
Mozilla Firefox
128
Supported
Apple Safari
16.4
Supported
Microsoft Edge
85
Supported
Mobile Browser Engine Support
Chrome Android
85
Firefox Android
128
Safari iOS
16.4
Specifications and References
Specification ↗ Feature XML ↗
MDN Browser Compat Data Keys:
api.CSS.registerProperty_static ↗ api.CSSPropertyRule ↗ api.CSSPropertyRule.inherits ↗ api.CSSPropertyRule.initialValue ↗ api.CSSPropertyRule.name ↗ api.CSSPropertyRule.syntax ↗ css.at-rules.property ↗ css.at-rules.property.inherits ↗ css.at-rules.property.initial-value ↗ css.at-rules.property.syntax ↗