.leftNav{float: left;width: 300px;position: relative;margin-left: -26px;margin-top: -55px}.leftNav>h2{line-height: 80px;text-align: center;color: #fff;background: rgba(11, 108, 184, .8);font-size: 30px;overflow: hidden;border-top-right-radius: 30px}.leftNav>h2 img{vertical-align: middle;margin-right: 10px;margin-top: -5px}.leftNav p{margin-left: 20px;font-size: 26px;font-weight: 600;color: #fff;padding: 20px 0}.leftNav>ul{background: #ffffff;padding: 0 20px;padding-bottom: 30px}.leftNav>ul>li{position: relative}.leftNav ul li a{display: block;font-size: 20px;color: #666;line-height: 68px;padding-left: 20px}.leftNav>ul>li>span{position: absolute;width: 14px;height: 14px;right: 10px;top: 27px;line-height: 50px;background: url(../images/menu_arr1.png) no-repeat center center;cursor: pointer;transition: all 0.3s}.leftNav>ul>li.on>span{background: url(../images/menu_arr2.png) no-repeat center center}.leftNav>ul>li.activ{background: #dadada}.nymain .leftNav ul li:hover{background: #f6f6f6}.leftNav ul li.active ul{display: block}.leftNav ul li a:hover{background-position: 31px center}.leftNav ul li1 .on>a{border-left: 2px solid #0e51a0}.leftNav>ul>li>ul{display: none;background: #ffffff;padding-top: 0;padding-bottom: 0;padding-right: 0;padding-left: 15px}.leftNav>ul>li>ul>li>a{font-size: 14px;line-height: 54px}.leftNav ul .li1{background: #f4f4fb}.leftNav ul .li2 a{display: block;height: 50px;line-height: 50px;padding-top: 0;color: #999;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;font-size: 16px}.leftNav ul .li2 a:hover{color: #4e50c7}