.shenqbtn {
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -o-transition: all 0.5s;
  transition: all 0.5s;
}

.shenqbtn:hover {
  -webkit-animation-name: jello;
  animation-name: jello;
  -webkit-animation-duration: 1s;
  animation-duration: 1s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}

@-webkit-keyframes jello {
  from, 11.1%, to {
    -webkit-transform: none;
    transform: none;
  }
  22.2% {
    -webkit-transform: skewX(-12.5deg) skewY(-12.5deg);
    transform: skewX(-12.5deg) skewY(-12.5deg);
  }
  33.3% {
    -webkit-transform: skewX(6.25deg) skewY(6.25deg);
    transform: skewX(6.25deg) skewY(6.25deg);
  }
  44.4% {
    -webkit-transform: skewX(-3.125deg) skewY(-3.125deg);
    transform: skewX(-3.125deg) skewY(-3.125deg);
  }
  55.5% {
    -webkit-transform: skewX(1.5625deg) skewY(1.5625deg);
    transform: skewX(1.5625deg) skewY(1.5625deg);
  }
  66.6% {
    -webkit-transform: skewX(-0.78125deg) skewY(-0.78125deg);
    transform: skewX(-0.78125deg) skewY(-0.78125deg);
  }
  77.7% {
    -webkit-transform: skewX(0.39062deg) skewY(0.39062deg);
    transform: skewX(0.39062deg) skewY(0.39062deg);
  }
  88.8% {
    -webkit-transform: skewX(-0.19531deg) skewY(-0.19531deg);
    transform: skewX(-0.19531deg) skewY(-0.19531deg);
  }
}

@keyframes jello {
  from, 11.1%, to {
    -webkit-transform: none;
    transform: none;
  }
  22.2% {
    -webkit-transform: skewX(-12.5deg) skewY(-12.5deg);
    transform: skewX(-12.5deg) skewY(-12.5deg);
  }
  33.3% {
    -webkit-transform: skewX(6.25deg) skewY(6.25deg);
    transform: skewX(6.25deg) skewY(6.25deg);
  }
  44.4% {
    -webkit-transform: skewX(-3.125deg) skewY(-3.125deg);
    transform: skewX(-3.125deg) skewY(-3.125deg);
  }
  55.5% {
    -webkit-transform: skewX(1.5625deg) skewY(1.5625deg);
    transform: skewX(1.5625deg) skewY(1.5625deg);
  }
  66.6% {
    -webkit-transform: skewX(-0.78125deg) skewY(-0.78125deg);
    transform: skewX(-0.78125deg) skewY(-0.78125deg);
  }
  77.7% {
    -webkit-transform: skewX(0.39062deg) skewY(0.39062deg);
    transform: skewX(0.39062deg) skewY(0.39062deg);
  }
  88.8% {
    -webkit-transform: skewX(-0.19531deg) skewY(-0.19531deg);
    transform: skewX(-0.19531deg) skewY(-0.19531deg);
  }
}