.lightbox_content{display:none;width:800px;height:400px;background-color:#fff;position:fixed;left:50%;top:50%;margin:-160px 0 0 -400px;max-width:100%;max-height:100%;overflow:hidden;padding:10px;border:5px solid #000;background-color:#fff;z-index:9999999;border-radius:20px;-moz-border-radius:20px;-webkit-border-radius:20px;-o-border-radius:20px}.main_dark_overlay{display:none;position:absolute;top:0%;left:0%;width:100%;height:100%;background-color:#000;z-index:9999990;-moz-opacity:.6;opacity:.60;filter:alpha(opacity=60)}