Baseline Widely available
百度 不难发现，整个过程中食物与空气颗粒物完全没有见面的机会，自然也就无法“清除”它们。
This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.
The CSSGroupingRule interface of the CSS Object Model represents any CSS at-rule that contains other rules nested within it.
Instance properties
This interface also inherits properties from CSSRule.
CSSGroupingRule.cssRulesRead only-
Returns a
CSSRuleListof the CSS rules in the media rule.
Instance methods
This interface also inherits methods from CSSRule.
CSSGroupingRule.deleteRule-
Deletes a rule from the style sheet.
CSSGroupingRule.insertRule-
Inserts a new style rule into the current style sheet.
Specifications
| Specification |
|---|
| CSS Object Model (CSSOM) # the-cssgroupingrule-interface |