AngleSharp by AngleSharp

<PackageReference Include="AngleSharp" Version="0.9.9.2" />

 PseudoElementNames

public static class PseudoElementNames
The collection of (known / used) selector pseudo element names.
namespace AngleSharp.Css { public static class PseudoElementNames { public static readonly string Before = "before"; public static readonly string After = "after"; public static readonly string Selection = "selection"; public static readonly string FirstLine = "first-line"; public static readonly string FirstLetter = "first-letter"; public static readonly string Content = "content"; public static readonly string Separator = "::"; } }