:default

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.

Baseline Status: Achieved Widely Available on Jul 15, 2022 (Cross-browser Newly Available since Jan 15, 2020).

Desktop Browser Engine Support

Google Chrome

10

Supported

Mozilla Firefox

4

Supported

Apple Safari

5

Supported

Microsoft Edge

79

Supported

Mobile Browser Engine Support

Chrome Android

18

Firefox Android

4

Safari iOS

5

Specifications and References

Specification ↗ Can I Use (css-default-pseudo) ↗ Feature XML ↗

MDN Browser Compat Data Keys:

css.selectors.default ↗