AngleSharp by Florian Rappl

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

.NET API 1,172,480 bytes

 CssBorderLeftWidthProperty

More information available at: https://developer.mozilla.org/en-US/docs/Web/CSS/border-left-width
using AngleSharp.Css; namespace AngleSharp.Dom.Css { internal sealed class CssBorderLeftWidthProperty : CssBorderPartWidthProperty, ICssBorderWidthProperty, ICssProperty { internal CssBorderLeftWidthProperty(CssStyleDeclaration rule) : base(PropertyNames.BorderLeftWidth, rule) { } } }