Example of creating a glitchy effect with more @keyframes values:

Source Code: (back to article)

<!DOCTYPE html>
<html>
  <head>
    <title>The title of the document</title>
    <style>
      body {
        background-color: #eee;
      }
      #example {
        width: 450px;
        margin: 250px auto;
      }
      h2 {
        text-align: center;
        color: #d9fff9;
        font-size: 80px;
        letter-spacing: 6px;
        font-weight: 300;
        margin: 0;
        line-height: 0;
        animation: glitch1 3.5s infinite;
      }
      h2:nth-child(2) {
        color: #0ef0e1;
        animation: glitch2 2.5s infinite;
      }
      h2:nth-child(3) {
        color: #ff94eb;
        animation: glitch3 2.5s infinite;
      }
      @keyframes glitch1 {
        0% {
          transform: none;
          opacity: 1;
        }
        8% {
          transform: skew(-0.5deg, -0.9deg);
          opacity: 0.75;
        }
        10% {
          transform: none;
          opacity: 1;
        }
        28% {
          transform: none;
          opacity: 1;
        }
        30% {
          transform: skew(0.8deg, -0.1deg);
          opacity: 0.75;
        }
        33% {
          transform: none;
          opacity: 1;
        }
        45% {
          transform: none;
          opacity: 1;
        }
        55% {
          transform: skew(-1deg, 0.2deg);
          opacity: 0.75;
        }
        60% {
          transform: none;
          opacity: 1;
        }
        72% {
          transform: none;
          opacity: 1;
        }
        78% {
          transform: skew(0.4deg, 1deg);
          opacity: 0.75;
        }
        80% {
          transform: none;
          opacity: 1;
        }
        100% {
          transform: none;
          opacity: 1;
        }
      }
      @keyframes glitch2 {
        0% {
          transform: none;
          opacity: 0.25;
        }
        8% {
          transform: translate(-2px, -3px);
          opacity: 0.5;
        }
        10% {
          transform: none;
          opacity: 0.25;
        }
        28% {
          transform: none;
          opacity: 0.25;
        }
        30% {
          transform: translate(-5px, -2px);
          opacity: 0.5;
        }
        33% {
          transform: none;
          opacity: 0.25;
        }
        45% {
          transform: none;
          opacity: 0.25;
        }
        55% {
          transform: translate(-5px, -1px);
          opacity: 0.5;
        }
        60% {
          transform: none;
          opacity: 0.25;
        }
        72% {
          transform: none;
          opacity: 0.25;
        }
        78% {
          transform: translate(-2px, -6px);
          opacity: 0.5;
        }
        80% {
          transform: none;
          opacity: 0.25;
        }
        100% {
          transform: none;
          opacity: 0.25;
        }
      }
      @keyframes glitch3 {
        0% {
          transform: none;
          opacity: 0.25;
        }
        8% {
          transform: translate(2px, 3px);
          opacity: 0.5;
        }
        10% {
          transform: none;
          opacity: 0.25;
        }
        28% {
          transform: none;
          opacity: 0.25;
        }
        30% {
          transform: translate(5px, 2px);
          opacity: 0.5;
        }
        33% {
          transform: none;
          opacity: 0.25;
        }
        45% {
          transform: none;
          opacity: 0.25;
        }
        55% {
          transform: translate(5px, 1px);
          opacity: 0.5;
        }
        60% {
          transform: none;
          opacity: 0.25;
        }
        72% {
          transform: none;
          opacity: 0.25;
        }
        78% {
          transform: translate(2px, 6px);
          opacity: 0.5;
        }
        80% {
          transform: none;
          opacity: 0.25;
        }
        100% {
          transform: none;
          opacity: 0.25;
        }
      }
    </style>
  </head>
  <body>
    <div id="example">
      <h2>W3DOCS</h2>
      <h2>W3DOCS</h2>
      <h2>W3DOCS</h2>
    </div>
  </body>
</html>