The CSS -webkit-column-rule Apple extension property is a shorthand property for setting the values of the -webkit-column-rule-width, -webkit-column-rule-style, and -webkit-column-rule-color properties. Firefox supports the -moz-column-rule property.


Omitted values are set to their initial values.

Value Description
<column-rule-width> Optional. See the values of the -webkit-column-rule-width property.
<column-rule-style> Required. If absent, it will be rendered as if none. See -webkit-column-rule-style for values.
<column-rule-color> Optional. If absent, the color of the color property will be used. See -webkit-column-rule-color for values. transparent is valid.

CSS example:

body {
      -webkit-column-rule:thick dashed red;

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