common.css

.animate-charcter
{
  
  background-image: linear-gradient(
    -225deg,
    #ecc64b 0%,
    #BA55D3 29%,
    #4795c3 67%,
    #f26667 100%
  );
  background-size: auto auto;
  background-clip: border-box;
  background-size: 200% auto;
  color: #fff;
  background-clip: text;
  text-fill-color: transparent;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: textclip 3s linear infinite;
  display: inline-block;
      font-size: 190px;
}

@keyframes textclip {
  to {
    background-position: 200% center;
  }
}