<div class="main">
  <h1>渐变文字</h1>
</div>

body {
  background: black;
  margin: 0;
}

.main {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

h1{
  background-image: linear-gradient(to right, #c6ffdd, #fbd786, #f7797d);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}