.animated {
  -webkit-animation-fill-mode:both;
  -moz-animation-fill-mode:both;
  -ms-animation-fill-mode:both;
  -o-animation-fill-mode:both;
  animation-fill-mode:both;
  -webkit-animation-duration:2s;
  -moz-animation-duration:2s;
  -ms-animation-duration:2s;
  -o-animation-duration:2s;
  animation-duration:2s;}

@-webkit-keyframes pulse {
  0% { -webkit-transform: scale(0.); }
  50% { -webkit-transform: scale(1.9); }
  100% {
  -webkit-transform: scale(1); }
}

@-moz-keyframes pulse {
  0% { -moz-transform: scale(1); }
  50% { -moz-transform: scale(1.9); }
  100% { -moz-transform: scale(1); }
}

@-o-keyframes pulse {
  0% { -o-transform: scale(1); }
  50% { -o-transform: scale(1.9); }
  100% { -o-transform: scale(1); }
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.9); }
  100% { transform: scale(1); }
}
 
.pulse {
  -webkit-animation-name: pulse;
  -moz-animation-name: pulse;
  -o-animation-name: pulse;
  animation-name: pulse;

  -webkit-animation-iteration-count: infinite;
  -moz-animation-iteration-count: infinite;
  -o-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
}