CSS

Read content offline

Did you know that you can read content offline by using one of these tools? If you would like to read offline MDN content in another format, let us know by commenting on Bug 665750.

Dash App

Table of Contents

  1. Properties
  2. Methods
  3. Static methods
  4. Specifications
  5. Browser compatibility

The CSS interface holds useful CSS-related methods. No object with this interface are implemented: it contains only static methods and therefore is a utilitarian interface.

Properties

No properties, and no inherited properties.

Methods

No methods, and no inherited methods.

Static methods

No inherited static methods.

CSS.supports
Returns a Boolean indicating if the the pair property-value, or the condition, given in parameter is supported.

Specifications

Specification Status Comment
CSS Conditional Rules Module Level 3 Candidate Recommendation Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 28.0 22.0 (22.0) [1] Not supported 12.1 Not supported
Feature Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support (Yes) 22.0 (22.0) [1] Not supported 12.1 Not supported

[1] Was available behind the layout.css.supports-rule.enabled preference since Gecko 20.

Tags (5)