*{
    margin: 0;
    padding: 0;
}
.page{
    width: 100%;
    margin: auto;
}
/*banner*/
.banner{
    padding: 240px 0;
    background-color: rgba(0, 0, 0, 0.4);
    background: url(../img/khal2.jpg) no-repeat center;
    background-size: cover;
    text-align: center;
}
.banner img{
    width: 100%;
    height: 100%;
    position: relative;
    padding-bottom: 86px;
}
.banner .title{
    font-size: 48px;
    color: #FFFFFF;
}
/*下载中心导航栏*/
.download-nav{
    flex: 1;
    box-shadow: 0 3px 3px 0 rgba(0, 0, 0, .1);
}
.download-nav .nav{
    width: 1000px;
    height: 75px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
}
.download-nav .nav ul li{
    float: left;
    margin: 0 200px;
    line-height:50px;
    text-align:center;
    width:auto;
}
.download-nav .nav ul li a{
    font-size: 20px;
    color: #545454;
}
.download-nav .nav ul li a:hover{
    border-bottom: 4px solid #2469F3;
    color: #2469F3;
}
/*产品文档内容*/
.download{
    padding-bottom: 65px;
    display: block;
}
.down{
    width: 1000px;
    height: 152px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
    margin-top: 86px;
    border-bottom: 1px solid #D9DADD;
}
.down:hover{
    background-color: #F2F4F7;
    cursor: pointer;
    border-bottom: hidden;
}
.down .left-down{
    width: 92px;
    height: 106px;
}
.down .left-down img{
    width: 100%;
    height: 100%;
}
.down .right-down{
    margin-left: 38px;
}
.down .right-down .title{
    font-size: 18px;
    font-weight: bold;
    color: #303133;
}
.down .right-down .text{
    width: 580px;
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.down .right-down .time{
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.down .aniu{
    margin-top: 90px;
}
.down .aniu span{
    width: 98px;
    height: 38px;
    background-color: #2469F3;
    border-radius: 5px;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-left: 125px;
}
.down-list{
    width: 1000px;
    height: 152px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-left: auto;
    margin-right: auto;
    margin-top: 20px;
    border-bottom: 1px solid #D9DADD;
}
.down-list:hover{
    background-color: #F2F4F7;
    cursor: pointer;
    border-bottom: hidden;
}
.down-list .left-down{
    margin-left: 40px;
}
.down-list .left-down .title{
    font-size: 18px;
    font-weight: bold;
    color: #303133;
}
.down-list .left-down .text{
    width: 580px;
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.down-list .left-down .time{
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.down-list .aniu{
    width: 98px;
    height: 38px;
    border: 1px solid #767676;
    background-color: #FFFFFF;
    border-radius: 5px;
    color: #303133;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-top: 90px;
    margin-right: 35px;
}
.down-list .aniu i{
    margin-right: 10px;
}
.down-list .aniu span{
}
/*分页导航条*/
.pages{
    width: 1000px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
    padding-bottom: 86px;
}
.pages .jcFY{
    width: 488px;
    height: 35px;
    font-size: 14px;
    color: #303133;
    border: 1px solid #D9DADD;
    display: flex;
    align-items: center;
    justify-content: space-around;
}
.pages .jcFY select{
    width: 81px;
    height: 22px;
    font-size: 12px;
    color: #909399;
    background-color: #FFFFFF;
    border: 1px solid #D9DADD;
}
.pages .jcFY a{
    display: flex;
    align-items: center;
    justify-content: center;
}
.pages .jcFY .di{
    width: 39px;
    height: 22px;
    border: 1px solid #D9DADD;
}
.pages .jcFY span{
    width: 39px;
    height: 22px;
    border: 1px solid #D9DADD;
    display: flex;
    align-items: center;
    justify-content: center;
}
/*常见问题*/
.common{
    padding-bottom: 65px;
    display: none;
}
.comn{
    width: 970px;
    height: 152px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-left: auto;
    margin-right: auto;
    margin-top: 86px;
    border-bottom: 1px solid #D9DADD;
}
.comn:hover{
    background-color: #F2F4F7;
    cursor: pointer;
    border-bottom: hidden;
}
.comn .left-comn{
    width: 92px;
    height: 106px;
}
.comn .left-comn img{
    width: 100%;
    height: 100%;
}
.comn .right-comn{
    margin-right: 70px;
}
.comn .right-comn .title{
    font-size: 18px;
    font-weight: bold;
    color: #303133;
}
.comn .right-comn .text{
    width: 580px;
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.comn .right-comn .time{
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.common .comn .aniu{
    margin-top: 100px;
    margin-right: 35px;
}
.common .comn .aniu span{
    font-size: 16px;
    color: #2469F3;
}
.comn-list{
    width: 1000px;
    height: 152px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-left: auto;
    margin-right: auto;
    margin-top: 20px;
    border-bottom: 1px solid #D9DADD;
}
.comn-list:hover{
    background-color: #F2F4F7;
    cursor: pointer;
    border-bottom: hidden;
}
.comn-list .left-comn{
    margin-left: 40px;
}
.comn-list .left-comn .title{
    font-size: 18px;
    font-weight: bold;
    color: #303133;
}
.comn-list .left-comn .text{
    width: 580px;
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.comn-list .left-comn .time{
    font-size: 12px;
    color: #909399;
    margin-top: 20px;
}
.comn-list .aniu{
    margin-top: 100px;
    margin-right: 50px;
}
.comn-list .aniu span{
    font-size: 16px;
    color: #2469F3;
}
.touchOn{
    border-bottom: 4px solid #2469F3;
    color: #2469F3;
}