[data-animation="true"] {
  animation: animation-blink 1.5s ease-out;
  animation-iteration-count: infinite;
}

@keyframes animation-blink {
  0% {
    opacity: 0;
  }

  25% {
    opacity: 0;
  }

  75% {
    opacity: 1;
  }

  100% {
    opacity: 0;
  }
}