/* その場で */
.fadeIn{
animation-name:fadeInAnime;
animation-duration:1s;
animation-fill-mode:forwards;
opacity:0;
}

@keyframes fadeInAnime{
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* 下から */

.fadeUp{
animation-name:fadeUpAnime;
animation-duration:0.5s;
animation-fill-mode:forwards;
opacity:0;
}

@keyframes fadeUpAnime{
  from {
    opacity: 0;
	transform: translateY(100px);
  }

  to {
    opacity: 1;
	transform: translateY(0);
  }
}