body{margin:0;padding:0}#header{position:relative;border-bottom:1px solid #323232;background-color:#242424;text-align:center}#header h3{margin:0;height:44px;color:#fff;font-size:16px;line-height:44px; margin-left:2.5rem;}#back{position:absolute;bottom:5px;left:5px;display:inline-block;padding:1px 6px;width:38px;height:30px;border:1px solid #8e8e8e;border-radius:12px;background-color:#3e3e3e;color:#fff;text-decoration:none;font-size:13px;line-height:28px;font-bold:true}#con{display:block;width:305px;margin:.5px auto;text-align:center}