Свойство animation

by fersterin

HTML

<div class="dog"></div>

CSS

.dog {
	background: red;
	width: 100px;
	height: 100px;
	border-radius: 50px;
	animation: cat 0.5s alternate;
	animation-iteration-count: infinite;
	animation-fill-mode: forwards;
	position: relative;
}

@keyframes cat {
	from { left: 0px; }
	to { left: 200px; width: 70px; height: 70px; border-radius: 35px;}
}