.animated-mask {
  background: linear-gradient(90deg, #ffffff, #dd9900, #ffffff);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  -webkit-animation: slideGradient 8s linear infinite;
  animation: slideGradient 8s linear infinite;
}

@-webkit-keyframes slideGradient {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}
@keyframes slideGradient {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}