CSS column-rule Property
In CSS, the column-rule-width property is used to change the width of the column rule, which is the vertical lines between the columns.
|The width of the rule between columns is specified. The default setting is medium.
|Sets the rule style between columns. None is the default value.
|The color of the rule between columns is set here. The element's color is the default value.
|This property is set to its default value.
|This property is inherited from its parent element.
|Edge / IE