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/CSS

column-rule-width

The column-rule-width CSS property sets the width of the line drawn between columns in a multi-column layout.

Syntax

/* Keyword values */
column-rule-width: thin;
column-rule-width: medium;
column-rule-width: thick;

/* <length> values */
column-rule-width: 1px;
column-rule-width: 2.5em;

/* Global values */
column-rule-width: inherit;
column-rule-width: initial;
column-rule-width: unset;

The column-rule-width property is specified as a single <'border-width'> value.

Values

<'border-width'>
Is a keyword defined by border-width describing the width of the rule. It may be either a <length> or one of the thin, medium, or thick keywords.

Formal definition

Initial value medium
Applies to multicol elements
Inherited no
Computed value the absolute length; 0 if the column-rule-style is none or hidden
Animation type a length

Formal syntax

<'border-width'>

Examples

Setting a thick column rule

HTML

<p>This is a bunch of text split into three columns.
   The `column-rule-width` property is used to change
   the width of the line that is drawn between columns.
   Don't you think that's wonderful?</p>

CSS

p {
  column-count: 3;
  column-rule-style: solid;
  column-rule-width: thick;
}

Result

Specifications

Specification Status Comment
CSS Multi-column Layout Module
The definition of 'column-rule-width' in that specification.
Working Draft Initial definition.

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
column-rule-width 50
50
1
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
12
12
12
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
52
52
3.5 — 74
Prefixed
Prefixed Implemented with the vendor prefix: -moz-
10 11.1
11.1
15
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
9
9
3
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
Mobile
Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
column-rule-width 50
50
≤37
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
50
50
18
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
52
52
4
Prefixed
Prefixed Implemented with the vendor prefix: -moz-
11.1
11.1
14
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
9
9
1
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-
5.0
5.0
1.0
Prefixed
Prefixed Implemented with the vendor prefix: -webkit-

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/CSS/column-rule-width