div {
	height: 100vh;
	width: 100vw;
	display: flex;
     align-items: center;
	 justify-content: center;
}

.rotation {
	animation: rotateY-anim 5s linear infinite;
}

@keyframes rotateY-anim {
	0% {
		transform: rotateY(0deg);
	}

	100% {
		transform: rotateY(360deg);
	}
}