Web platform features explorer - cap unit

Web platform features explorer

Tags: css Groups: CSS > Units

The cap CSS length unit corresponds to the height of Latin capital letters.

Learning resources on MDN

Cap, in <length>

Browser support

Chrome 118 Released on 2023-10-10
Chrome Android 118 Released on 2023-10-10
Edge 118 Released on 2023-10-13
Firefox 97 Released on 2022-02-08
Firefox for Android 97 Released on 2022-02-08
Safari 17.2 Released on 2023-12-11
Safari on iOS 17.2 Released on 2023-12-11

Usage (according to Chrome Platform Status)

~0.006% of page loads. More data at chromestatus.

Specifications

CSS Values and Units Module Level 4 (#cap), from Cascading Style Sheets (CSS) Working Group (W3C).

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