button {
  color: #FFB7C5;
  transition: 0.25s;
  
  &:hover,
  &:focus { 
    border-color: #EF98AA;
    color: #fff;
  }
}

.pulse:hover,
.pulse:focus {
  animation: pulse 1s;
  box-shadow: 0 0 0 2em transparent;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 #EF98AA; }
}