.a-three-flip-left {
  @include keyframes(threeFlipLeft) {
    0% {
      transform: rotateY(0);
    }

    100% {
      transform: rotateY(-90deg);
    }
  }

  transform: rotateY(-90deg);
  transform-origin: 0 0;

  @include show();
  @include animate(threeFlipLeft $perspective-bounce-timing ease-in-out 1);
}