.glowIn {

}
.glowIn span {
  animation: glow-in 0.8s both;
}

@keyframes glow-in {
  from {
    opacity: 0;
  }
  65% {
    opacity: 1;
    text-shadow: 0 0 25px white;
  }
  75% {
    opacity: 1;
  }
  to {
    opacity: 0.9;
  }
}