a{cursor:pointer;text-decoration:none}div.instructions_container{float:left;width:350px;margin-right:50px}div#activity_pane{float:left;width:350px;height:200px;border:1px solid #CCCCCC;background-color:#EEEEEE;padding-top:200px;text-align:center}div.example_links .link_category{margin-bottom:15px}.loading-indicator-bars{background-image:url('../images/loading-bars.gif');width:150px}.loading-indicator{height:80px;width:80px;background:url( '../images/loading.gif' );background-repeat:no-repeat;background-position:center center}.loading-indicator-overlay{background-color:#FFFFFF;opacity:0.6;filter:alpha(opacity = 60)}