<h1 class="text-light">Pure CSS Animated Gradient Background</h1>

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<h6 class="text-light small font-weight-bold"><i class="fas fa-code"></i> with <i class="fas fa-heart"></i> by Manuel Pinto</h6>

<script src="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.11.2/js/all.min.js" integrity="sha256-qM7QTJSlvtPSxVRjVWNM2OfTAz/3k5ovHOKmKXuYMO4=" crossorigin="anonymous"></script>
body {
	background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
	background-size: 400% 400%;
	animation: gradient 15s ease infinite;
}

@keyframes gradient {
	0% {
		background-position: 0% 50%;
	}
	50% {
		background-position: 100% 50%;
	}
	100% {
		background-position: 0% 50%;
	}
}
// By:
// Manuel Pinto
// https://manuelpinto.in

External CSS

  1. https://codepen.io/P1N2O/pen/xxbjYqx

External JavaScript

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