.social a{color: #6e6e6e;font: bold 12px Arial;text-decoration: none;padding: 1px 1px 0px;position: relative;display: inline-block;text-shadow: 0 1px 0 #fff;-webkit-transition: border-color .218s;-moz-transition: border .218s;-o-transition: border-color .218s;transition: border-color .218s; background: #f9f9f9;border: solid 1px #f9f9f9;margin-bottom:10px}
.social a:hover {color: #333;border-color: #0e928d;-moz-box-shadow: 0 2px 0 rgba(0, 0, 0, 0.2);-webkit-box-shadow:0 2px 2px rgba(0, 0, 0, 0.2);box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);}
.social a:active{color:#000;border-color: #444;}
Sumber : http://farihihsan.blogspot.com/2013/08/memasang-widget-social-media-di-blog.html#ixzz3MyONAqhY