body{
  animation: transitionIn 3s;
}
@keyframes transitionIn {
  from{
    opacity: 0;
    transform: translateX(100%);
  }

  to{
    opacity: 1;
    transform: translateX(0%);
  }
}

@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}