@keyframes anvil {
  0% {
    transform: scale(1) translateY(0px);
    opacity: 0;
    box-shadow: 0 0 0 rgba(241, 241, 241, 0);
  }
  1% {
    transform: scale(0.96) translateY(10px);
    opacity: 0;
    box-shadow: 0 0 0 rgba(241, 241, 241, 0);
  }
  100% {
    transform: scale(1) translateY(0px);
    opacity: 1;
    box-shadow: 0 0 500px rgba(241, 241, 241, 0);
  }
}
.popup-content {
  -webkit-animation: anvil 0.3s cubic-bezier(0.38, 0.1, 0.36, 0.9) forwards;
}