.user-content{margin:15px 25px 25px 25px;padding:15px 50px;background:#fff;border-radius:2px;height:100%}.main-content{margin-top:25px}.btnbar{height:52px;text-align:right;padding:10px 20px 0;border-top:1px solid #edf1f7}.btnbar.fixed{bottom:0;left:0;right:0}.btnbar.shadow{box-shadow:0 -2px 6px 0 rgba(8,8,31,.11)}.tips{color:#f56c6c;font-size:12px}