// 动画
@keyframes jello {
  from,
  11.1%,
  to {
    transform: translate3d(0, 0, 0);
  }

  22.2% {
    transform: skewX(-12.5deg) skewY(-12.5deg);
  }

  33.3% {
    transform: skewX(6.25deg) skewY(6.25deg);
  }

  44.4% {
    transform: skewX(-3.125deg) skewY(-3.125deg);
  }

  55.5% {
    transform: skewX(1.5625deg) skewY(1.5625deg);
  }

  66.6% {
    transform: skewX(-0.78125deg) skewY(-0.78125deg);
  }

  77.7% {
    transform: skewX(0.390625deg) skewY(0.390625deg);
  }

  88.8% {
    transform: skewX(-0.1953125deg) skewY(-0.1953125deg);
  }
}

.jello {
  animation-name: jello;
  transform-origin: center;
}

@keyframes rubberBand {
  from {
    transform: scale3d(1, 1, 1);
  }

  30% {
    transform: scale3d(1.25, 0.75, 1);
  }

  40% {
    transform: scale3d(0.75, 1.25, 1);
  }

  50% {
    transform: scale3d(1.15, 0.85, 1);
  }

  65% {
    transform: scale3d(0.95, 1.05, 1);
  }

  75% {
    transform: scale3d(1.05, 0.95, 1);
  }

  to {
    transform: scale3d(1, 1, 1);
  }
}

.rubberBand {
  animation-name: rubberBand;
}