JSFiddle - React, Tailwind, and code Playground

by Torwan

HTML

<script src="https://fonts.googleapis.com/css?family=Open+Sans:300"></script>
<h1>Animated Gradient Background</h1>

CSS

body {
  width: 100wh;
  height: 90vh;
  color: #fff;
  background: linear-gradient(-45deg, #3B3DB4, #E73C7E, #23A6D5, #5451BA);
  background-size: 400% 400%;
  -webkit-animation: Gradient 15s ease infinite;
  -moz-animation: Gradient 15s ease infinite;
  animation: Gradient 15s ease infinite;
}

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

@-moz-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%;
  }
}

h1, h6 {
  font-family: 'Open Sans';
  font-weight: 300;
  text-align: center;
  position: absolute;
  top: 45%;
  right: 0;
  left: 0;
}