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CSSStyleRule represents a single CSS style rule. It implements the CSSRule interface with a type value of 1 (CSSRule.STYLE_RULE).


The syntax is described using the WebIDL format.

interface CSSStyleRule : CSSRule {
    attribute DOMString selectorText;
    readonly attribute CSSStyleDeclaration style;


Gets the textual representation of the selector for this rule, e.g. "h1,h2".
CSSStyleRule.style 只读
Returns the CSSStyleDeclaration object for the rule. Read only.


Specification Status Comment
CSS Object Model (CSSOM)
Working Draft No changes
Document Object Model (DOM) Level 2 Style Specification

Browser compatibility

To get browser compatibility information about the different type constant value, please consult the compatibility table of the associated interface.

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support (Yes) (Yes) (Yes) (Yes) (Yes)
Feature Android Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support (Yes) (Yes) (Yes) (Yes) (Yes)