/* 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);
  }
}
/* 上から */
.fadeDown {
  animation-name: fadeDownAnime;
  animation-duration: 0.5s;
  animation-fill-mode: forwards;
  opacity: 0;
}
@keyframes fadeDownAnime {
  from {
    opacity: 0;
    transform: translateY(-100px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* 左から */
.fadeLeft {
  animation-name: fadeLeftAnime;
  animation-duration: 0.5s;
  animation-fill-mode: forwards;
  opacity: 0;
}
@keyframes fadeLeftAnime {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
/* 右から */
.fadeRight {
  animation-name: fadeRightAnime;
  animation-duration: 0.5s;
  animation-fill-mode: forwards;
  opacity: 0;
}
@keyframes fadeRightAnime {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}