COLUMN-RULE-WIDTH
The column-rule-width property sets the width of the rule between columns.
SYNTAX
CSS
column-rule-width: value;
JS
object.style.columnRuleWidth = "value";
VALUES
<'column-rule-width'> = <line-width>
<line-width> = <length [0,∞]> | thin | medium | thick
<length>
Specifies the length using a number followed by a unit of measurement.
thin
A thin line.
medium
A medium line.
thick
A thick line.
INITIAL
medium