AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.8.1" />

.NET API 1,172,480 bytes

 CssColumnRuleProperty

sealed class CssColumnRuleProperty : CssShorthandProperty, ICssColumnRuleProperty, ICssProperty, ICssColumnRuleColorProperty, ICssColumnRuleStyleProperty, ICssColumnRuleWidthProperty
More information available at: https://developer.mozilla.org/en-US/docs/Web/CSS/column-rule
public Color Color { get; }

Gets the value of the column-rule color.

public LineStyle Style { get; }

Gets the value of the column-rule style.

public Length Width { get; }

Gets the value of the column-rule width.