body {
	background-color: #3f3f3f;
	overflow: hidden;
}

.ball {
	border-radius: 100%;
	animation: 6666ms infinite pulsate;
}

@keyframes pulsate {
	0% {
		height: 0px;
		width: 0px;
	}
	50% {
		height: 100vh;
		width: 100vw;
	}

	100% {
		height: 0px;
		width: 0px;
	}
}