border-width
The border-width CSS property is shorthand for border-top-width, border-right-width, border-bottom-width, and border-left-width.
Syntax
CSS
border-width: value;
JS
object.style.borderWidth = "value";
Values
<'border-width'> = <line-width>{1,4}
<line-width> = <length [0,∞]> | thin | medium | thick
<length>
Specifies the length using a number followed by a unit of measurement.
thin
A thin line.
medium
A medium line.
thick
A thick line.
Initial
medium