CSS column-rule-width Property

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CSS column-rule-width Property

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

Example

HTML Online Editor
<!DOCTYPE html> <html lang="en-US"> <head> <style> div{ border: 1px solid #267326; padding: 10px; margin-bottom: 25px; column-count: 2; -webkit-column-count: 2; /* Chrome, Safari, Opera */ -moz-column-count: 2; /* Firefox */ -webkit-column-gap: 40px; -moz-column-gap: 40px; column-gap: 40px; column-rule-width: 4px; -webkit-column-rule-width: 4px; /* Chrome, Safari, Opera */ -moz-column-rule-width: 4px; /* Firefox */ column-rule-color: red; -webkit-column-rule-color: red; /* Chrome, Safari, Opera */ -moz-column-rule-color: red; /* Firefox */ column-rule-style: dashed; -webkit-column-rule-style: dashed; /* Chrome, Safari, Opera */ -moz-column-rule-style: dashed; /* Firefox */ } </style> </head> <body> <h1>CSS column-rule-width Property</h1> <div> Joanne Rowling was born on 31st July 1965 ... </div> </body> </html>

Syntax

Using CSS

element{ column-rule-width: 7px; }

Using Javascript

object.style.columnRuleWidth="7px";

Animatable

Yes, column-rule-width property is animatable. CSS Animatable Properties Reference.

Default Value

Default value for CSS column-rule-width property is medium.

Property Value

The following table provides a list of values for CSS column-rule-width property.

ValueExplanation
lengthAllows you to define the width of the column-rule in any CSS length unit.
thinSpecifies that the width of the rule should be thin.
mediumSpecifies that the width of the rule should be medium.
thickSpecifies that the width of the rule should be thick.

Using JavaScript

In the following example, we will demonstrate how to change the CSS column-rule-width property of an element using JavaScript.

Example

HTML Online Editor
<!DOCTYPE html> <html lang="en-US"> <head> <style> div{ border: 1px solid #267326; padding: 10px; margin-bottom: 25px; column-count: 2; -webkit-column-count: 2; /* Chrome, Safari, Opera */ -moz-column-count: 2; /* Firefox */ -webkit-column-gap: 40px; -moz-column-gap: 40px; column-gap: 40px; column-rule-width: 4px; -webkit-column-rule-width: 4px; /* Chrome, Safari, Opera */ -moz-column-rule-width: 4px; /* Firefox */ column-rule-style: double; -webkit-column-rule-style: double; /* Chrome, Safari, Opera */ -moz-column-rule-style: double; /* Firefox */ } </style> </head> <body> <h1>CSS column-rule-width Property</h1> <div> Joanne Rowling was born on 31st July 1965 ... </div> <button onclick="myFunction()">Click Me</button> <script> var x = document.getElementsByTagName("div")[0]; function myFunction(){ x.style.columnRuleWidth = "10px"; x.style.WebkitColumnRuleWidth = "10px"; x.style.MozColumnRuleWidth = "10px"; } </script> </body> </html>

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