.empty3-item {
  transition-property: opacity;
  transition-duration: 0s;
  transition-delay: 0s;
  transition-timing-function: ease;
}

.empty3 .empty3-item {
  transition-property: opacity;
  transition-duration: 0.2s;
  transition-delay: 0.3s;
  transition-timing-function: ease;
}

.empty3-item {
  visibility: hidden;
}

.empty3 .empty3-item {
  opacity: 1;
  visibility: visible;
}

.hidden {
  display: none;
}