Demo for "Tutorial: CSS3 push-down buttons (english version)"

Read the article at http://joQuery.com/2013/tutorial-css3-push-down-buttons-english-version

HTML

<div id="container">
    <a href="#" class="button">Launch PACS</a>
    <a href="#" class="button">Register ♥</a>
</div>

CSS

html { height: 100%; }
 
body {
    height: 100%;
    font-family: sans-serif;
    
    background: rgb(247,253,255); /* Old browsers */
    background: -moz-linear-gradient(top, rgb(247,253,255) 0%, rgb(221,243,255) 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgb(247,253,255)), color-stop(100%,rgb(221,243,255))); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top, rgb(247,253,255) 0%,rgb(221,243,255) 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top, rgb(247,253,255) 0%,rgb(221,243,255) 100%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top, rgb(247,253,255) 0%,rgb(221,243,255) 100%); /* IE10+ */
    background: linear-gradient(to bottom, rgb(247,253,255) 0%,rgb(221,243,255) 100%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f7fdff', endColorstr='#ddf3ff',GradientType=0 ); /* IE6-9 */
}
 
#container {
    width: 450px;
    height: 200px;
    margin: 150px auto;
}

.button {
    /* So that the buttons can be moved with the "top" property */
    position: relative;
    display: inline-block;
 
    /* The button should have a minimum width of 150px. Set the inner and outer distances. */
    min-width: 150px;
    padding: 10px 15px;
    margin: 0px 10px;
 
    /* The button needs some neat background too */
    background: rgb(112,181,242); /* Old browsers */
    background: -moz-linear-gradient(top, rgb(112,181,242) 0%, rgb(84,164,238) 49%, rgb(54,144,240) 50%, rgb(26,97,219) 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgb(112,181,242)), color-stop(49%,rgb(84,164,238)), color-stop(50%,rgb(54,144,240)), color-stop(100%,rgb(26,97,219))); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top, rgb(112,181,242) 0%,rgb(84,164,238) 49%,rgb(54,144,240) 50%,rgb(26,97,219) 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top, rgb(112,181,242)...