column-rule-color

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.

column-rule-color は CSS のプロパティで、段組みレイアウトで段間に引かれる線（段間罫）の色を設定します。

試してみましょう

構文

css
/* <color> 値 */
column-rule-color: red;
column-rule-color: rgb(192, 56, 78);
column-rule-color: transparent;
column-rule-color: hsla(0, 100%, 50%, 0.6);

/* グローバル値 */
column-rule-color: inherit;
column-rule-color: initial;
column-rule-color: revert;
column-rule-color: unset;

column-rule-color プロパティは、単一の <color> 値で指定します。

値

<color>

段を分割する段間罫の色です。

公式定義

初期値currentcolor
適用対象段組み要素
継承なし
計算値色の計算値
アニメーションの種類色

形式文法

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

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

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

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

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

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

例

青い段間罫を設定

HTML

html
<p>
  This is a bunch of text split into three columns. The `column-rule-color`
  property is used to change the color 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: solid;
  column-rule-color: blue;
}

結果

仕様書

Specification
CSS Multi-column Layout Module Level 1
# crc

ブラウザーの互換性

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関連情報