body {
	background: linear-gradient(-45deg, #ec6b44, #3ca8e7, #23d5d5, #0fc527);
	background-size: 400% 400%;
	-webkit-animation: gradient 15s ease infinite;
	        animation: gradient 15s ease infinite;
	height: 100vh;
}

@-webkit-keyframes gradient {
	0% {
		background-position: 0% 50%;
	}
	50% {
		background-position: 100% 50%;
	}
	100% {
		background-position: 0% 50%;
	}
}

@keyframes gradient {
	0% {
		background-position: 0% 50%;
	}
	50% {
		background-position: 100% 50%;
	}
	100% {
		background-position: 0% 50%;
	}
}