column-rule-style

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

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

Try it

Syntax

css
/* <'border-style'> values */
column-rule-style: none;
column-rule-style: hidden;
column-rule-style: dotted;
column-rule-style: dashed;
column-rule-style: solid;
column-rule-style: double;
column-rule-style: groove;
column-rule-style: ridge;
column-rule-style: inset;
column-rule-style: outset;

/* Global values */
column-rule-style: inherit;
column-rule-style: initial;
column-rule-style: revert;
column-rule-style: revert-layer;
column-rule-style: unset;

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

Values

<'border-style'>

Is a keyword defined by border-style describing the style of the rule. The styling must be interpreted as in the collapsing border model.

Formal definition

Initial valuenone
Applies tomulticol elements
Inheritedno
Computed valueas specified
Animation typediscrete

Formal syntax

column-rule-style = 
  <line-style-list>       |
  <auto-line-style-list>  

<line-style-list> = 
  [ <line-style-or-repeat> ]+  

<auto-line-style-list> = 
  [ <line-style-or-repeat> ]* <auto-repeat-line-style> [ <line-style-or-repeat> ]*  

<line-style-or-repeat> = 
  <line-style>         |
  <repeat-line-style>  

<auto-repeat-line-style> = 
  repeat( auto , [ <line-style> ]+ )  

<line-style> = 
  none    |
  hidden  |
  dotted  |
  dashed  |
  solid   |
  double  |
  groove  |
  ridge   |
  inset   |
  outset  

<repeat-line-style> = 
  repeat( [ <integer [1,∞]> ] , [ <line-style> ]+ )

Examples

Setting a dashed column rule

HTML

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

CSS

css
p {
  column-count: 3;
  column-rule-style: dashed;
}

Result

Specifications

Specification
CSS Multi-column Layout Module Level 1
# crs

Browser compatibility

BCD tables only load in the browser

See also