body,div,html,input,p{margin:0;padding:0;font-family:Arial,Helvetica,'Microsoft Yahei'}.btn,.form-row{margin-top:20px}.maincon{padding:30px;width:80%;min-width:600px}.maincon:after{content:".";height:0;display:block;visibility:hidden;clear:both}label{font-size:18px;height:40px;line-height:24px;padding-right:15px;-webkit-box-sizing:border-box;box-sizing:border-box;width:15%;text-align:right;float:left;font-weight:700}.btn,input{height:40px;line-height:40px}input{-webkit-box-sizing:border-box;box-sizing:border-box;width:85%;font-size:20px;border-radius:5px;border:1px solid #ccc;text-indent:10px}.btn{float:right;width:80px;cursor:pointer;display:inline-block;text-align:center;border-radius:5px;background:#1f6cb2;font-size:18px;color:#fff}input.empty,input.error{border-color:#E00}input.ok{border-color:#0E0}.msg{margin-top:5px;color:#ccc;margin-left:15%}.msg span{display:none}.msg.normal .normal,.msg.ok .ok{display:inline-block}.msg.empty .empty,.msg.error .error{display:inline-block;color:#E00}.msg.ok .ok{color:#0E0}