#about-title {
  background-image: linear-gradient(
    90deg,
    #ff4d4d 0%,
    #2ecc71 50%,
    #4f7cff 100%
  );
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-animation 3s linear infinite;
}

@keyframes gradient-animation {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 100% 50%;
  }
}