font-synthesis-weight
The font-synthesis-weight
CSS property lets you specify whether or not the browser may synthesize the bold typeface when it is missing in a font family.
It is often convenient to use the shorthand property font-synthesis
to control all typeface synthesis values.
Syntax
css
/* Keyword values */
font-synthesis-weight: auto;
font-synthesis-weight: none;
/* Global values */
font-synthesis-weight: inherit;
font-synthesis-weight: initial;
font-synthesis-weight: revert;
font-synthesis-weight: revert-layer;
font-synthesis-weight: unset;
Values
auto
-
Indicates that the missing bold typeface may be synthesized by the browser if needed.
none
-
Indicates that the synthesis of the missing bold typeface by the browser is not allowed.
Formal definition
Value not found in DB!
Formal syntax
font-synthesis-weight =
auto |
none
Examples
Disabling synthesis of bold typeface
This example shows turning off synthesis of the bold typeface by the browser in the Montserrat
font.
HTML
html
<p class="english">
This is the default <strong>bold typeface</strong> and
<em>oblique typeface</em>.
</p>
<p class="english no-syn">
The <strong>bold typeface</strong> is turned off here but not the
<em>oblique typeface</em>.
</p>
CSS
css
@import url("https://fonts.googleapis.com/css2?family=Montserrat&display=swap");
.english {
font-family: "Montserrat", sans-serif;
}
.no-syn {
font-synthesis-weight: none;
}
Result
Specifications
Specification |
---|
CSS Fonts Module Level 4 # font-synthesis-weight |
Browser compatibility
BCD tables only load in the browser