.demo-3 {
  width: 100%;
  color: #fff;
  display: inline-block;
  text-decoration: none;
  overflow: hidden;
  vertical-align: top;
  border-color: #000;
  background: #1C3044;
  -webkit-perspective: 600px;
  -moz-perspective: 600px;
  -ms-perspective: 600px;
  perspective: 600px;
  -webkit-perspective-origin: 50% 50%;
  -moz-perspective-origin: 50% 50%;
  -ms-perspective-origin: 50% 50%;
  perspective-origin: 50% 50%;
}

.demo-3:hover span {
  background: #314559;
  -webkit-transform: translate3d(0px, 0px, -30px) rotateX(90deg);
  -moz-transform: translate3d(0px, 0px, -30px) rotateX(90deg);
  -ms-transform: translate3d(0px, 0px, -30px) rotateX(90deg);
  transform: translate3d(0px, 0px, -30px) rotateX(90deg);
}

.demo-3 span {
  display: block;
  position: relative;
  padding: 8px 15px;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  -ms-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-transform-origin: 50% 0%;
  -moz-transform-origin: 50% 0%;
  -ms-transform-origin: 50% 0%;
  transform-origin: 50% 0%;
  -webkit-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
}

.demo-3 span:after {
  width: 100%;
  content: attr(data-text);
  -webkit-font-smoothing: antialiased;
  padding: 8px 15px;
  color: #fff;
  background: #0e6957;
  display: block;
  position: absolute;

  left: 0;
  top: 0;
  -webkit-transform-origin: 50% 0%;
  -moz-transform-origin: 50% 0%;
  -ms-transform-origin: 50% 0%;
  transform-origin: 50% 0%;
  -webkit-transform: translate3d(0px, 105%, 0px) rotateX(-90deg);
  -moz-transform: translate3d(0px, 105%, 0px) rotateX(-90deg);
  -ms-transform: translate3d(0px, 105%, 0px) rotateX(-90deg);
  transform: translate3d(0px, 105%, 0px) rotateX(-90deg);
}