#color-change-5x {
	-webkit-animation: color-change-5x 8s linear infinite alternate both;
	        animation: color-change-5x 8s linear infinite alternate both;
            width: 100vw;
            height: 100vh;
}

 @-webkit-keyframes color-change-5x {
    0% {
      background: #19dcea;
    }
    25% {
      background: #b22cff;
    }
    50% {
      background: #ea2222;
    }
    75% {
      background: #f5be10;
    }
    100% {
      background: #3bd80d;
    }
  }
  @keyframes color-change-5x {
    0% {
      background: #19dcea;
    }
    25% {
      background: #b22cff;
    }
    50% {
      background: #ea2222;
    }
    75% {
      background: #f5be10;
    }
    100% {
      background: #3bd80d;
    }
  }