main.css

.pulse {
  animation-duration: 1.5s;
  animation-name: light-pulse;
  animation-direction: alternate;
  animation-iteration-count: infinite;
  background-color: var(--bs-light);
}

.reveal {
  animation-duration: 2s;
  animation-name: light-reveal;
  background-color: var(--bs-light);
}

@keyframes light-reveal {
  from {
    color: var(--bs-light);
  }
  to {
    color: var(--bs-dark);
  }
}

@keyframes light-pulse {
  from {
    color: var(--bs-light);
  }
  to {
    color: var(--bs-dark);
  }
}