CSS border-width Property

Description

The border-width property specifies the border width of an element. Used as a shortcut to determine the entire border width in one rule.

Initial value: See individual properties
Applies to: All elements
Inherited: No
Media: Visual
Computed value: See individual properties
Animatable: Yes
CSS Version: CSS1, CSS2, CSS3
JavaScript syntax: object.style.borderWidth

Syntax

border-width: <line-width>{1,4}

Values

<line-width> = <length> | thin | medium | thick

thinLess than the default width.
mediumDefault value.
thickGreater than the default width.
<length>Floating-point number, followed by an absolute units designator (cm, mm, in, pt, or pc) or a relative units designator (em, ex, or px).
inherit

Example

HTML

<div class="border">This is an example of the border-width property using a purple solid border 2px in width.</div>

CSS

.border {
   border-style: solid;
   border-width: 2px;
   border-color: purple;
   margin: 20px;
   padding: 20px;
}

Result

Give it a Try

Click the button below to experiment with this property.

Give it a Try!

Browser Support

Desktop

4	12	1	1	3.5	1

Tablets / Mobile

2	18	4	10.1	3	1.0

Last updated by CSSPortal on: 12th October 2019

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