CSS
.zocial.plus {
background-color: #dd4b39;
}
.zocial, a.zocial {
border: 1px solid #777;
border-color: rgba(0,0,0,0.2);
border-bottom-color: #333;
border-bottom-color: rgba(0,0,0,0.4);
color: #fff;
-moz-box-shadow: inset 0 0.08em 0 rgba(255,255,255,0.4),inset 0 0 0.1em rgba(255,255,255,0.9);
-webkit-box-shadow: inset 0 0.08em 0 rgba(255,255,255,0.4),inset 0 0 0.1em rgba(255,255,255,0.9);
box-shadow: inset 0 0.08em 0 rgba(255,255,255,0.4),inset 0 0 0.1em rgba(255,255,255,0.9);
cursor: pointer;
display: inline-block;
font: bold 100%/2.1"Lucida Grande",Tahoma,sans-serif;
padding: 0 .95em 0 .95em;
text-align: center;
text-decoration: none;
text-shadow: 0 1px 0 rgba(0,0,0,0.5);
white-space: nowrap;
-moz-user-select: none;
-webkit-user-select: none;
user-select: none;
position: relative;
-moz-border-radius: .3em;
-webkit-border-radius: .3em;
border-radius: .3em;
}
.zocial {
background-image: -moz-linear-gradient(rgba(255,255,255,.1),rgba(255,255,255,.05) 49%,rgba(0,0,0,.05) 51%,rgba(0,0,0,.1));
background-image: -ms-linear-gradient(rgba(255,255,255,.1),rgba(255,255,255,.05) 49%,rgba(0,0,0,.05) 51%,rgba(0,0,0,.1));
background-image: -o-linear-gradient(rgba(255,255,255,.1),rgba(255,255,255,.05) 49%,rgba(0,0,0,.05) 51%,rgba(0,0,0,.1));
background-image: -webkit-gradient(linear,left top,left bottom,from(rgba(255,255,255,.1)),color-stop(49%,rgba(255,255,255,.05)),color-stop(51%,rgba(0,0,0,.05)),to(rgba(0,0,0,.1)));
background-image: -webkit-linear-gradient(rgba(255,255,255,.1),rgba(255,255,255,.05) 49%,rgba(0,0,0,.05) 51%,rgba(0,0,0,.1));
background-image: linear-gradient(rgba(255,255,255,.1),rgba(255,255,255,.05) 49%,rgba(0,0,0,.05) 51%,rgba(0,0,0,.1));
}
.zocial::before {
content: "";
border-right: 0.075em solid rgba(0,0,0,0.1);
float: left;
font: 120%/1.65 zocial;
font-style: normal;
font-weight: normal;
margin: 0 0.5em 0 0;
padding: 0 0.5em;
text-align: center;
text-decoration: none;
text-transform: none;
-moz-box-shadow: 0.075em 0 0...