Web platform features explorer

:default

Widely available since 2022-07-15
Tags: css Groups: CSS > Selectors

The :default CSS pseudo-class matches the default element in a group of related form controls, such as checkboxes and radio buttons with the checked attribute.

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Browser support (view on caniuse.com)

  • Chrome 10 Released on 2011-03-08
  • Chrome Android 18 Released on 2012-06-27
  • Edge 79 Released on 2020-01-15
  • Firefox 4 Released on 2011-03-22
  • Firefox for Android 4 Released on 2011-03-29
  • Safari 5 Released on 2010-06-07
  • Safari on iOS 5 Released on 2011-10-12