.pls {
    -webkit-animation: pulse 1.5s ease infinite;
}
.blnk{
    -webkit-animation: blinker 1.5s linear infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.1);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes blinker {
  50% {
    opacity: 0;
  }
}