/*kawaii*/

.kawaii svg {
  display:block;
  max-width: 500px;
  margin-bottom: 65px;
}

.hover_heart {
  opacity: 0;
  transition: 2s;
}

.hover_heart:hover {
  opacity: 1;
  transition: .5s;
}

@keyframes pulse { /* keyframe animation example */
  0% {
    opacity: .1;
  }
  50% {
    opacity: .6;
  }
  100% {
    opacity: .1;
  }
}

.hover_heart:hover {
  animation: 1s pulse infinite;
}