@keyframes scaleDown-enter {
  from {
    opacity: 0;
    transform-origin: 0 0;
    transform: scaleY(.8);
  }
  to {
    opacity: 1;
    transform-origin: 0 0;
    transform: scaleY(1);
  }
}
.scaleDown-enter {
  animation: scaleDown-enter both;
}

@keyframes scaleDown-leave {
  from {
    opacity: 1;
    transform-origin: 0 0;
    transform:scaleY(1);
  }
  to {
    opacity: 0;
    transform-origin: 0 0;
    transform:scaleY(.8);
  }
}
.scaleDown-leave {
  animation: scaleDown-leave both;
}