$max-child: 5;

@for $i from 1 through $max-child {
  * > .enter-x:nth-child(#{$i}) {
    transform: translateX(50px);
  }

  * > .-enter-x:nth-child(#{$i}) {
    transform: translateX(-50px);
  }

  * > .enter-x:nth-child(#{$i}),
  * > .-enter-x:nth-child(#{$i}) {
    // z-index: 10 - $i;
    opacity: 0;
    animation: enter-x-animation 0.4s ease-in-out 0.3s;
    animation-delay: 0.1s * $i;
    animation-fill-mode: forwards;
  }

  * > .enter-y:nth-child(#{$i}) {
    transform: translateY(50px);
  }

  * > .-enter-y:nth-child(#{$i}) {
    transform: translateY(-50px);
  }

  * > .enter-y:nth-child(#{$i}),
  * > .-enter-y:nth-child(#{$i}) {
    // z-index: 10 - $i;
    opacity: 0;
    animation: enter-y-animation 0.4s ease-in-out 0.3s;
    animation-delay: 0.1s * $i;
    animation-fill-mode: forwards;
  }
}

@keyframes enter-x-animation {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes enter-y-animation {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}