<div class="container">
    <span>H</span>
    <span>O</span>
    <span>V</span>
    <span>E</span>
    <span>R</span>
   <span>!</span>
 
  </div>

* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      background: #000;
    }
    .container {
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
      font-size: 2em;
      letter-spacing: 15px;
    }
    span:nth-child(1) {
      animation: tee 2s infinite;
    }
    @keyframes tee {
      50% {
        transform: skewX(20deg);
        color: rgb(255, 208, 0);
        font-size: 2em;
      }
      100% {
        text-shadow: 0 0 20px rgb(217, 255, 0);
      }
    }
    span:nth-child(2) {
      animation: arr 2s infinite;
    }
    @keyframes arr {
      50% {
        color: hotpink;
        transform: rotate(60deg);
        font-size: 1em;
      }
      100% {
        text-shadow: 0 0 13px hotpink;
      }
    }
    span:nth-child(3) {
      animation: e 2s infinite;
    }
    @keyframes e {
      50% {
        transform: scaleY(-1);
        color: rgb(0, 255, 221);
        font-size: 1.2em;
      }
      100% {
        text-shadow: 0 0 15px rgb(6, 250, 230);
      }
    }
    span:nth-child(4) {
      animation: cee 2s infinite;
    }
    @keyframes cee {
      50% {
        transform: rotate(360deg);
        color: rgb(255, 51, 0);
        font-size: 1em;
      }
      100% {
        text-shadow: 0 0 7px rgb(255, 51, 0);
      }
    }
    span:nth-child(5) {
      animation: i 2s infinite;
    }
    @keyframes i {
      50% {
        transform: rotateX(360deg);
        color: rgb(51, 255, 0);
        font-size: 1.5em;
      }
      100% {
        text-shadow: 0 0 18px rgb(51, 255, 0);
      }
    }
    span:nth-child(6) {
      animation: a 2s infinite;
    }
    @keyframes a {
      50% {
        transform: rotateY(360deg);
        color: rgb(255, 255, 255);
        font-size: 1.7em;
      }
      100% {
        text-shadow: 0 0 18px rgb(255, 255, 255);
      }
    }