/* 처음 상태 */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 1.2s ease,
    transform 1.2s cubic-bezier(.22, 1, .36, 1);
}

/* 화면에 나타났을 때 */
.fade-up.show {
  opacity: 1;
  transform: translateY(0);
}

/* 시간차 */
.delay-1 {
  transition-delay: 0s;
}

.delay-2 {
  transition-delay: .2s;
}

.delay-3 {
  transition-delay: .4s;
}

.delay-4 {
  transition-delay: .6s;
}