The font-size-adjust CSS property preserves apparent text size, regardless of the font used, by scaling fonts to the same size with respect to a specific metric, such as x-height. This can help make fallback fonts look the same size.

Compatibility (view on caniuse.com)

• Chrome ❌ Search for bugs Search for Chromestatus entry
• Chrome Android ❌ Search for bugs Search for Chromestatus entry
• Edge ❌ Search for bugs Search for Chromestatus entry
• Firefox 3 Released on 2008-06-17
• Firefox for Android 4 Released on 2011-03-29
• Safari 16.4 Released on 2023-03-27
• Safari on iOS 16.4 Released on 2023-03-27

BCD data

• css.properties.font-size-adjust