Vertical CSS3 carousel

Vertical images carousel with pure CSS3.

by Vasiliy

HTML

<div class="scrollable">
  <div class="items">
   <div>
      <img src="http://farm8.staticflickr.com/7020/6767599565_e0ffee2813_d.jpg" alt="" />
   </div>
    <div>
      <img src="http://farm8.staticflickr.com/7016/6767598507_21720ed21f_d.jpg" alt="Seven to ten at Leeds & Holbeck" />
    </div>
   <div>
      <img src="http://farm8.staticflickr.com/7163/6767596393_8f8b9609ec_d.jpg" alt="Seven to ten at Leeds & Holbeck" />
   </div>
  </div>
</div>

CSS

body {
  padding: 1em;
  background: #999
}

.scrollable {
  height: 500px;
  width: 333px;
  margin: 0 auto;
  padding: 0;
  border: 10px solid #fff;
  background: #000;
  position: relative;
  overflow: hidden;
  text-align: center;
}

img {
  max-height: 500px;
  margin: 0 auto;
  display: block;
}

.items {
  -webkit-animation: scroll 6s infinite;
  -moz-animation: scroll 6s infinite;
  -ms-animation: scroll 6s infinite;
}

@-webkit-keyframes scroll {
  0% {
    margin-top: 0;
  }
  27.33% {
    margin-top: 0
  }
  33.33% {
    margin-top: -500px;
  }
  60.66% {
    margin-top: -500px;
  }
  66.66% {
    margin-top: -1000px;
  }
  94.99% {
    margin-top: -1000px;
  }
  100% {
    margin-top: 0
  }
}

@-moz-keyframes scroll {
  0% {
    margin-top: 0;
  }
  27.33% {
    margin-top: 0
  }
  33.33% {
    margin-top: -500px;
  }
  60.66% {
    margin-top: -500px;
  }
  66.66% {
    margin-top: -1000px;
  }
  94.99% {
    margin-top: -1000px;
  }
  100% {
    margin-top: 0
  }
}

@-ms-keyframes scroll {
  0% {
    margin-top: 0;
  }
  27.33% {
    margin-top: 0
  }
  33.33% {
    margin-top: -500px;
  }
  60.66% {
    margin-top: -500px;
  }
  66.66% {
    margin-top: -1000px;
  }
  94.99% {
    margin-top: -1000px;
  }
  100% {
    margin-top: 0
  }
}