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ascent-override

The ascent-override CSS descriptor defines the ascent metric for the font. The ascent metric is the height above the baseline that CSS uses to lay out line boxes in an inline formatting context.

Syntax

ascent-override: normal;
ascent-override: 90%;

Values

normal

The default value. When used the metric value is obtained from the font file.

<percentage>

A <percentage> value.

Formal definition

Related at-rule @font-face
Initial value normal
Percentages as specified
Computed value as specified

Formal syntax

ascent-override = 
[ normal | <percentage [0,∞]> ]{1,2}

Examples

Overriding metrics of a fallback font

The ascent-override property can help when overriding the metrics of a fallback font to better match those of a primary web font.

@font-face {
  font-family: web-font;
  src: url("https://example.com/font.woff");
}

@font-face {
  font-family: local-font;
  src: local(Local Font);
  ascent-override: 125%;
}

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
ascent-override 87 87 89 No 73 No 87 87 89 62 No 14.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/ascent-override