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 syntax

<'border-width'>

Example

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.
Initial valuemedium
Applies tomulticol elements
Inheritedno
Computed valuethe absolute length; 0 if the column-rule-style is none or hidden
Animation typea length

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
column-rule-widthChrome 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 10Opera 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.