AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.6.1" />

.NET API 886,784 bytes

 ICssKeyframesRule

public interface ICssKeyframesRule : ICssRule
Represents a complete set of keyframes for a single animation.
string Name { get; set; }

Gets or sets the name of the animation, used by the animation-name property.

ICssRuleList Rules { get; }

Gets a CSSRuleList of the CSS rules in the media rule.

void Add(string rule)

Inserts a new keyframe rule into the current CSSKeyframesRule.

ICssKeyframeRule Find(string key)

Returns a keyframe rule corresponding to the given key.

void Remove(string key)

Deletes a keyframe rule from the current CSSKeyframesRule.