<body>
    <header>
        <h1>Modern Frontend Monitoring and Product Analysis</h1>
    </header>
  </body>
@import url("https://fonts.googleapis.com/css2?family=Asap&family=Roboto:ital,wght@0,500;0,900;1,500&display=swap");
body {
  margin: 0px;
  padding: 0px;
  font-family: "Asap", sans-serif;
  background-color: #fdfdfe;
}
header {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
}
header h1 {
  position: absolute;
  width: 90%;
  font-size: 60px;
  font-weight: 600;
  color: transparent;
  background-image: linear-gradient(to right ,#553c9a, #ee4b2b, #00c2cb, #ff7f50, #553c9a);
  -webkit-background-clip: text;
  background-clip: text;    
  background-size: 200%;
  background-position: -200%;
  animation: animated-gradient 2s infinite alternate-reverse;      
}
@keyframes animated-gradient{
  to{
    background-position: 200%;
  }
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

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