The correct answer is False.
The @keyframes rule is used to define the properties that will control the animation of an element. It is not used to control the audio/video formats.
The @keyframes rule is used to define the keyframes of an animation. A keyframe is a specific point in time in an animation, and the properties of an element at a keyframe are defined using the CSS properties. The @keyframes rule is used in conjunction with the CSS animation property to create an animation.
The CSS animation property is used to create an animation of an element. The animation property takes a
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