CSS
Baseline
Widely available
*
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
* Some parts of this feature may have varying levels of support.
The CSS interface holds useful CSS-related methods. No objects with this interface are implemented: it contains only static methods and is therefore a utilitarian interface.
Static properties
CSS.highlights-
Provides access to the
HighlightRegistryused to style arbitrary text ranges using the CSS Custom Highlight API. CSS.paintWorkletExperimental Secure context-
Provides access to the Worklet responsible for all the classes related to painting.
Instance properties
The CSS interface is a utility interface and no object of this type can be created: only static properties are defined on it.
Static methods
No inherited static methods.
CSS.registerProperty()-
Registers custom properties, allowing for property type checking, default values, and properties that do or do not inherit their value.
CSS.supports()-
Returns a boolean value indicating if the pair property-value, or the condition, given in parameter is supported.
CSS.escape()-
Can be used to escape a string mostly for use as part of a CSS selector.
- CSS factory functions
-
Can be used to return a new
CSSUnitValuewith a value of the parameter number of the units of the name of the factory function method used.jsCSS.em(3); // CSSUnitValue {value: 3, unit: "em"}
Instance methods
The CSS interface is a utility interface and no object of this type can be created: only static methods are defined on it.
Specifications
| Specification |
|---|
| CSS Object Model (CSSOM) # namespacedef-css |
Browser compatibility
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