.SceneTransition {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background: rgb(255,255,255);
  opacity:0;
  animation: scene-transition-fade-in 1.2s forwards;
}
.SceneTransition.fade-out{
  animation: scene-transition-fade-out 1.2s forwards;
}

@keyframes scene-transition-fade-in {
  from {opacity: 0;}
  to {opacity: 1;}
}
@keyframes scene-transition-fade-out {
  from {opacity: 1;}
  to {opacity: 0;}
}