The text-decoration-thickness CSS property sets the stroke thickness of underlines, overlines, and line-throughs specified on the element with text-decoration-line, and affects all decorations originating from this element even if descendant boxes specify a different thickness.
Syntax
CSS
text-decoration-thickness: value;
JS
object.style.textDecorationThickness = "value";
Values
<'text-decoration-thickness'> = auto | from-font | <length> | <percentage>
auto
Automatically specified by the user agent.
from-font
If the first available font has metrics indicating a preferred underline width, use that width, otherwise behaves as auto.
<length>
Specifies the length using a number followed by a unit of measurement.
<percentage>
Specifies the percentage using a number followed by a percent sign (%).
Initial
auto
