.blink {
  animation: blink 5s infinite;
}

@keyframes blink {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0;
    transform: scale(2);
  }
  51% {
    opacity: 0;
    transform: scale(0);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}