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.
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
HighlightRegistry
used to style arbitrary text ranges using the CSS Custom Highlight API. CSS.paintWorklet
Experimental 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
CSSUnitValue
with 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 |
CSS Properties and Values API Level 1 |
Browser compatibility
BCD tables only load in the browser