Web platform features explorer

Font metric overrides

The ascent-override, descent-override, and line-gap-override descriptors adjust the display of a font declared in an @font-face statement. This can help make fallback fonts look the same size.

Status

Limited availability

MDN documentation

Browser support

  • Chrome 87 Released on 2020-11-17
  • Chrome Android 87 Released on 2020-11-17
  • Edge 87 Released on 2020-11-19
  • Firefox 89 Released on 2021-06-01
  • Firefox for Android 89 Released on 2021-06-01
  • Safari
  • Safari on iOS

Baseline availability blocked since June 2021 by Safari (49 months)

Usage (according to Chrome Platform Status)

~0.000% of page loads. More data at chromestatus.