@keyframes enlargeButon {
  from {
    transform: scale(1);
  }

  to {
    transform: scale(1.4);
  }
}

.ht_node_icon {
  animation-name: enlargeButon;
  animation-duration: 0.5s;
  animation-timing-function: ease-in-out;
  animation-delay: 0s;
  animation-iteration-count: infinite;
  animation-direction: normal;
}