body
        {
            background: #e2e2e2;
            padding: 0;
            margin: 0 auto;
        }
        a
        {
            font-size: 12px;
            color: #5481ca;
            text-decoration: none;
        }
        .login_bg
        {
            background: url(../images/long_bg.png) 0 20px no-repeat;
            width: 535px;
            height: 255px;
            margin: 200px auto 0;
        }
        .login_bg .error
        {
            height: 20px;
            padding: 0;
            margin: 0;
            text-align: center;
            color: red;
            font-size: 12px;
            line-height: 20px;
        }
        ul
        {
            float: right;
            width: 200px;
            text-align: left;
            padding: 0 30px;
            list-style: none;
        }
        ul li
        {
            margin: 20px 0;
            position: relative;
            width: 200px;
        }
        ul li.user_txt span, ul li.psw_txt span
        {
            background: url(../images/inpnt.png) 0 0 no-repeat;
            border-width: 0px;
            width: 22px;
            height: 18px;
            position: absolute;
            left: 5px;
            top: 0px;
            overflow: hidden;
        }
        ul li.psw_txt span
        {
            background-position: 0 -22px;
        }
        .user_t
        {
            font-family: Microsoft YaHei;
            font-size: 16px;
            color: #3f3f3f;
        }
        ul li input
        {
            border-color: #9C9C9C #C4C4C4 #E1E1E1;
            width:150px;
            padding: 1px 2px 0 22px;
            border-style: solid;
            border-width: 1px;
            height: 20px;
            line-height: 20px;
        }
        ul li input.btn
        {
            background: url(../images/inpnt.png) -2px -46px no-repeat;
            width: 58px;
            height: 30px;
            border: 0;
            margin-right:10px;
            cursor:pointer;
            outline:0 
            
        }