.tooltip .tooltiptext {
  visibility: visible;
}

.pulse {
  -webkit-animation-name: pulse;
  animation-name: pulse;
  -webkit-animation-duration: 1s;
  animation-duration: 1s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
  background-color: green;
}
.pulse:hover{
    background-color: green;
}
@-webkit-keyframes pulse {
  0% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
  50% {
    -webkit-transform: scale3d(1.05, 1.05, 1.05);
    transform: scale3d(1.05, 1.05, 1.05);
  }
  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@keyframes pulse {
  0% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
  50% {
    -webkit-transform: scale3d(1.05, 1.05, 1.05);
    transform: scale3d(1.05, 1.05, 1.05);
  }
  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}

.fade {
  transition: opacity 0.5s ease;
  opacity: 0;
  background-color: green;
}