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.

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

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

normal | <percentage>

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

Specification
CSS Fonts Module Level 4 # font-metrics-override-desc

See also

descent-override font-display font-family font-weight font-style font-stretch font-variant font-feature-settings font-variation-settings line-gap-override src size-adjust unicode-range descriptor

Last modified: Aug 12, 2021, by MDN contributors

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