#animtext {
  top: 5vh;
  left: 50vh;
  opacity: 0;
  animation: fade-in 2.3s ease-in-out forwards infinite;
}

@keyframes fade-in {
  0% {
    opacity: 0;
    top: 20vh;
  }
  70%,
  90% {
    opacity: 1;
    top: 5vh;
  }
  100% {
    opacity: 0;
    top: 5vh;
  }
}