Web platform features explorer

text-box

Limited availability
Tags: css Groups: CSS > Text

The text-box CSS property sets the spacing above and below text based on a font's typographic features. For example, text-box: trim-both ex alphabetic trims the top to the top of the letter x and the bottom to the bottom of most letters, without descenders.

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Browser support (view on caniuse.com)

  • Chrome 133 Released on 2025-02-04
  • Chrome Android 133 Released on 2025-02-04
  • Edge 133 Released on 2025-02-06
  • Firefox
  • Firefox for Android
  • Safari 18.2 Released on 2024-12-11
  • Safari on iOS 18.2 Released on 2024-12-11

Baseline availability blocked since February 2025 by Firefox (5 months)

Usage (according to Chrome Platform Status)

~0.415% of page loads. More data at chromestatus.