Messing around with 3d transforms and delayed transitions. Colours from http://colour.charlottedann.com/ and icons from http://symbolset.com/

index.html

<section class="ss-icon">
  <a href="#"><article><span>facebook</span></article></a>
  <a href="#"><article><span>twitter</span></article></a>
  <a href="#"><article><span>tumblr</span></article></a>
  <a href="#"><article><span>pinterest</span></article></a>
  <a href="#"><article><span>behance</span></article></a>
  <a href="#"><article><span>github</span></article></a>
  <a href="#"><article><span>linkedin</span></article></a>
  <a href="#"><article><span>dribbble</span></article></a>
  <a href="#"><article><span>instagram</span></article></a>
  <a href="#"><article><span>flickr</span></article></a>
  <a href="#"><article><span>blogger</span></article></a>
  <a href="#"><article><span>vimeo</span></article></a>
</section>

script.js

/*

also forked with CrAZy flip
http://codepen.io/pouretrebelle/pen/xHuit

*/

style.scss

@import "compass";
@import url('http://www.charlottedann.com/ect/symbolset/ss-social.css');

section {
	margin: 16px auto;
  width: 360px;
  min-height: 270px;
  font-size: 35px;
  text-align: center;
}
a {
  display: inline-block;
  position: relative;
  float: left;
  width: 80px;
  height: 80px;
  margin: 5px;
}
article {
  cursor: pointer;
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: #333;
  box-shadow: 0 0 6px -2px #000, 0 0 45px -20px #000;
  color: #fff;
  line-height: 90px;
  transform: perspective(300px) rotateY(0deg);
  transition: transform 0.4s linear, background-color 0s linear 0.2s, color 0s linear 0.2s;
  a:hover & {
    transform: perspective(300px) rotateY(180deg);
    color: #eee;
  	transition: transform 0.2s linear, background-color 0s linear 0.1s, color 0s linear 0.1s;
  }
  a:nth-child(1):hover & {background-color: #3B5998;}
  a:nth-child(2):hover & {background-color: #00ACED;}
  a:nth-child(3):hover & {background-color: #2C4762;}
  a:nth-child(4):hover & {background-color: #CB2027;}
  a:nth-child(5):hover & {background-color: #1769FF;}
  a:nth-child(6):hover & {background-color: #4183C4;}
  a:nth-child(7):hover & {background-color: #3399CC;}
  a:nth-child(8):hover & {background-color: #EA4C89;}
  a:nth-child(9):hover & {background-color: #3F729B;}
  a:nth-child(10):hover & {background-color: #FF0084;}
  a:nth-child(11):hover & {background-color: #F26300;}
  a:nth-child(12):hover & {background-color: #445566;}
}
span {
  transition: transform 0s linear 0.2s, text-shadow 0s linear 0.2s;
  display: block;
  -webkit-font-smoothing: subpixel-antialiased;
  font-smoothing: antialiased;
  a:hover & {
  	transition: transform 0s linear 0.1s, text-shadow 0s linear 0.1s;
    transform: scale(-1, 1);
    text-shadow: 0 0 50px rgba(255,255,255,0.5);
  }
}
body {
  background-image: linear-gradient(left, #E4E8C1, #B3DEA6 50%, #E4E8C1);
}