src/animations/cube-transition.scss

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@import '../variables';
@import '../mixins';

$amount: 50px;
$size: 10px;

@keyframes cube-transition {
  25% {
    transform: translateX($amount) scale(0.5) rotate(-90deg);
  }
  50% {
    transform: translate($amount, $amount) rotate(-180deg);
  }
  75% {
    transform: translateY($amount) scale(0.5) rotate(-270deg);
  }
  100% {
    transform: rotate(-360deg);
  }
}

.cube-transition {
  position: relative;
  transform: translate(-$amount / 2, -$amount / 2);

  > div {
    @include global-animation();

    width: $size;
    height: $size;
    position: absolute;
    top: -5px;
    left: -5px;
    background-color: $primary-color;
    animation: cube-transition 1.6s 0s infinite ease-in-out;

    &:last-child {
      animation-delay: -0.8s
    }
  }
}