animation

fun CssBuilder.animation(    duration: Time = 0.s,     timing: Timing = Timing.ease,     delay: Time = 0.s,     iterationCount: IterationCount = 1.times,     direction: AnimationDirection = AnimationDirection.normal,     fillMode: FillMode = FillMode.none,     playState: PlayState = PlayState.running,     builder: KeyframesBuilder.() -> Unit)(source)