Web/CSS/column-rule-width

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

The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.

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 ModuleThe definition of 'column-rule-width' in that specification.	Working Draft	Initial definition.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`column-rule-width`	Chrome Full support 50 Full support 50 Full support 1 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Edge Full support 12 Full support 12 Full support 12 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Firefox Full support 52 Full support 52 No support 3.5 — 74 Prefixed' Prefixed' Implemented with the vendor prefix: -moz-	IE Full support 10	Opera Full support 11.1 Full support 11.1 Full support 15 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Safari Full support 9 Full support 9 Full support 3 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	WebView Android Full support 50 Full support 50 Full support ≤37 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Chrome Android Full support 50 Full support 50 Full support 18 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Firefox Android Full support 52 Full support 52 Full support 4 Prefixed' Prefixed' Implemented with the vendor prefix: -moz-	Opera Android Full support 11.1 Full support 11.1 Full support 14 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Safari iOS Full support 9 Full support 9 Full support 1 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-	Samsung Internet Android Full support 5.0 Full support 5.0 Full support 1.0 Prefixed' Prefixed' Implemented with the vendor prefix: -webkit-

Legend

Full support: Full support
Requires a vendor prefix or different name for use.': Requires a vendor prefix or different name for use.

column-rule-width by Mozilla Contributors is licensed under CC-BY-SA 2.5.