gentelella-rtl/vendors/animate.css/source/sliding_exits/slideOutUp.css

Gentelella RTL Admin is a free to use Bootstrap admin template

@keyframes slideOutUp {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    visibility: hidden;
    transform: translate3d(0, -100%, 0);
  }
}

.slideOutUp {
  animation-name: slideOutUp;
}