@keyframes hingeLeft {
    0% {
      -webkit-transform: rotateY(-85deg);
      -moz-transform: rotateY(-85deg);
      transform: rotateY(-85deg);
      -webkit-transform-origin: 0 100%;
      -moz-transform-origin: 0 100%;
      -o-transform-origin: 0 100%;
      transform-origin: 0 100%;
      opacity: .3
    }
  
    40% {
      -webkit-transform: rotateY(25deg);
      -moz-transform: rotateY(25deg);
      transform: rotateY(25deg);
      opacity: .8
    }
  
    60% {
      -webkit-transform: rotateY(-25deg);
      -moz-transform: rotateY(-25deg);
      transform: rotateY(-25deg);
      opacity: .9
    }
  
    80% {
      -webkit-transform: rotateY(10deg);
      -moz-transform: rotateY(10deg);
      transform: rotateY(10deg);
      opacity: 1
    }
  
    100% {
      -webkit-transform: rotateY(0);
      -moz-transform: rotateY(0);
      transform: rotateY(0);
      -webkit-transform-origin: 0 100%;
      -moz-transform-origin: 0 100%;
      -o-transform-origin: 0 100%;
      transform-origin: 0 100%
    }
  }
  
  @-webkit-keyframes slideDown {
    0% {
      -webkit-transform: translate3d(0, -10%, 0);
      transform: translate3d(0, -10%, 0);
      opacity: .25
    }
  
    50% {
      -webkit-transform: translate3d(0, 5%, 0);
      transform: translate3d(0, 5%, 0);
      opacity: .5
    }
  
    100% {
      -webkit-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @-moz-keyframes slideDown {
    0% {
      -moz-transform: translate3d(0, -10%, 0);
      transform: translate3d(0, -10%, 0);
      opacity: .25
    }
  
    50% {
      -moz-transform: translate3d(0, 5%, 0);
      transform: translate3d(0, 5%, 0);
      opacity: .5
    }
  
    100% {
      -moz-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @-o-keyframes slideDown {
    0% {
      transform: translate3d(0, -10%, 0);
      opacity: .25
    }
  
    50% {
      transform: translate3d(0, 5%, 0);
      opacity: .5
    }
  
    100% {
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @keyframes slideDown {
    0% {
      -webkit-transform: translate3d(0, -10%, 0);
      -moz-transform: translate3d(0, -10%, 0);
      transform: translate3d(0, -10%, 0);
      opacity: .25
    }
  
    50% {
      -webkit-transform: translate3d(0, 5%, 0);
      -moz-transform: translate3d(0, 5%, 0);
      transform: translate3d(0, 5%, 0);
      opacity: .5
    }
  
    100% {
      -webkit-transform: translate3d(0, 0, 0);
      -moz-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @-webkit-keyframes slideUp {
    0% {
      -webkit-transform: translate3d(0, 25%, 0);
      transform: translate3d(0, 25%, 0);
      opacity: .25
    }
  
    90% {
      -webkit-transform: translate3d(0, -5%, 0);
      transform: translate3d(0, -5%, 0);
      opacity: .75
    }
  
    100% {
      -webkit-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @-moz-keyframes slideUp {
    0% {
      -moz-transform: translate3d(0, 25%, 0);
      transform: translate3d(0, 25%, 0);
      opacity: .25
    }
  
    90% {
      -moz-transform: translate3d(0, -5%, 0);
      transform: translate3d(0, -5%, 0);
      opacity: .75
    }
  
    100% {
      -moz-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @-o-keyframes slideUp {
    0% {
      transform: translate3d(0, 25%, 0);
      opacity: .25
    }
  
    90% {
      transform: translate3d(0, -5%, 0);
      opacity: .75
    }
  
    100% {
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }
  
  @keyframes slideUp {
    0% {
      -webkit-transform: translate3d(0, 25%, 0);
      -moz-transform: translate3d(0, 25%, 0);
      transform: translate3d(0, 25%, 0);
      opacity: .25
    }
  
    90% {
      -webkit-transform: translate3d(0, -5%, 0);
      -moz-transform: translate3d(0, -5%, 0);
      transform: translate3d(0, -5%, 0);
      opacity: .75
    }
  
    100% {
      -webkit-transform: translate3d(0, 0, 0);
      -moz-transform: translate3d(0, 0, 0);
      transform: translate3d(0, 0, 0);
      opacity: 1
    }
  }