@keyframes ladder-an-01{
  0% {
    opacity: 0;
    transform: translateY(1000px);
    transform: translateY(1000px);
    animation-timing-function: ease-in-out
  }
  6% {
    opacity: 0.8;
    transform: translateY(48px);
    animation-timing-function: ease-out
  }
}
.ladder-an-01{
  animation-name: ladder-an-01;
  animation-duration:0.3s;
}