/*
http://jsfiddle.net/volcanicpixels/udXXA/
*/
.tech-button::before {
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    -webkit-box-shadow: #959595 0 2px 5px;
    -moz-box-shadow: #959595 0 2px 5px;
    border-radius: 3px;
    box-shadow: #959595 0 2px 5px;
    content: "";
    display: block;
    height: 100%;
    left: 0;
    padding: 2px 0 0;
    position: absolute;
    top: 0;
    width: 100%; }
    
.tech-button:active::before { padding: 1px 0 0; }

/**
 * Grey
 */
.tech-button {
    -moz-box-shadow: inset 0 0 0 1px #63ad0d;
    -webkit-box-shadow: inset 0 0 0 1px #63ad0d;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    background: #eee;
    background: -webkit-gradient(linear, 0 0, 0 bottom, from(#eee), to(#e2e2e2));
    background: -moz-linear-gradient(#eee, #e2e2e2);
    background: linear-gradient(#eee, #e2e2e2);
    border: solid 1px #d0d0d0;
    border-bottom: solid 3px #b2b1b1;
    border-radius: 3px;
    box-shadow: inset 0 0 0 1px #f5f5f5;
    color: #555;
    display: inline-block;
    font: bold 16px Arial, Helvetica, Clean, sans-serif;
    margin: 0 25px 25px 0;
    padding: 10px 20px;
    position: relative;
    text-align: center;
    text-decoration: none;
    text-shadow: 0 1px 0 #fafafa; }
    
.tech-button:hover {
    background: #80d4f5;
    background: -webkit-gradient(linear, 0 0, 0 bottom, from(#80d4f5), to(#92dbf6));
    background: -moz-linear-gradient(#80d4f5, #92dbf6);
    background: linear-gradient(#80d4f5, #92dbf6);
    border: solid 1px #79acbe;
    border-bottom: solid 3px #589cb6;
    box-shadow: inset 0 0 0 1px #b2e6f8; }
    
.tech-button:active {
    background: #89d2ee;
    background: -webkit-gradient(linear, 0 0, 0 bottom, from(#89d2ee), to(#84cae6));
    background: -moz-linear-gradient(#89d2ee, #84cae6);
    background: linear-gradient(#89d2ee, #84cae6);
    border: solid 1px #5c8d9f;
    box-shadow: inset 0 10px 15px 0 #79b9d2; }