.anitext {
  font-family: sans-serif;
  /*color: #fff;
  font-size: 4em;*/
  animation: animate_anitext 2s linear infinite;
}

@keyframes animate_anitext {
  0%, 100% {
    text-shadow: -1.5px -1.5px 0 #0ff, 1.5px 1.5px 0 #f00;
  }
  25% {
    text-shadow: 1.5px 1.5px 0 #0ff, -1.5px -1.5px 0 #f00;
  }
  50% {
    text-shadow: 1.5px -1.5px 0 #0ff, 1.5px -1.5px 0 #f00;
  }
  75% {
    text-shadow: -1.5px 1.5px 0 #0ff, -1.5px 1.5px 0 #f00;
  }
}