.content{

            width: 100%;

            background: url(../images/con_bg.png) no-repeat center;

            box-sizing: border-box;

        }

        .content_in{

            width: 1100px;

            margin: 0 auto;

            background: url(../images/bg_center.png) no-repeat center;

        }

        .context{

            padding: 40px 50px;

        }



        .con_left{

            width: 220px;

            height: 300px;

            font-size: 18px;

            float: left;

        }

        .nav_left ul{

            width: 220px;

            height: 263px;

            padding-top: 10px;

            border-top: 3px solid #326792;

        }

        .nav_left ul li{

            width: 220px;

            height: 50px;

            line-height: 50px;

            text-align: center;

            background: url(../images/nav_space.png) no-repeat center;

        }

        .nav_left ul li a{

            display: block;

            width: 220px;

            height: 50px;

            color: #323333;

        }

        .nav_left ul li a:hover{

            color: #ffffff;

            background: #326792;

			text-decoration:none;

			font-weight:normal;

        }

        .nav_left ul li .stay{

            color: #ffffff;

            background: #326792;

        }



        .con_right{

            width: 710px;

            float: right;

        }