#login img {
  width: auto !important;
}

.overlay {
  visibility: hidden;
  opacity: 0;
}

@keyframes show {
  0% {
    visibility: hidden;
    opacity: 0;
  }
  1% {
    visibility: visible;
    opacity: 0;
  }
  100% {
    visibility: visible;
    opacity: 1;
  }
}