.header {
    position: relative;
    z-index: 999;
}
.header_top .container_1600{
    overflow: visible;
}
.clearbox{
    overflow: hidden;
    clear: both;
}
.clearbox::after{
    content: '';
    clear: both;
}
.header_top .logo_box{
    float: left;
    width: 25.6%;
    margin-right: 4%;
    text-align: right;
    padding-top: 28px;
}
.header_top .nav{
    position: relative;
    float: right;
    width: 70%;
}
.img{
    overflow: hidden;
    line-height: 0;
}
.other_menu{
    position: absolute;
    right: 0;
    top: 50px;
    white-space: nowrap;
}
.other_menu .menu{
    position: relative;
    display: inline-block;
    vertical-align: top;
    margin-left: 20px;
    cursor: pointer;
}
.other_menu .menu1 .header_search{
    position: absolute;
    right: -30px;
    top: 120%;
    transform: rotateX(90deg);
    transition: all .3s;
    margin-top: 10px;
}
.other_menu .menu1 .header_search.on{
    transform: rotateX(0deg);
}
.other_menu .menu1 .header_search form{
    position: relative;
    padding: 15px 11px;
    background: #211d1e;
}
.other_menu .menu1 .header_search form::after{
    content: '';
    position: absolute;
    top: -18px;
    right: 35px;
    width: 0;
    height: 0;
    overflow: hidden;
    border-width: 9px 7px 9px 7px;
    border-style: dashed dashed solid dashed;
    border-color: transparent transparent #211d1e transparent;
}
.other_menu .menu1 .header_search .input{
    white-space: nowrap;
    border: 1px solid #51218c;
    border-radius: 10px;
    overflow: hidden;
}
.other_menu .menu1 .header_search .input input[type=text]{
    display: inline-block;
    height: 26px;
    width: 195px;
    background: #fff;
    border: 0;
    text-indent: 12px;
    vertical-align: middle;
}
.other_menu .menu1 .header_search .input .search{
    cursor: pointer;
    height: 26px;
    width: 33px;
    background: url(../image/header_icon3.png)#543f6e no-repeat center;
    display: inline-block;
    vertical-align: middle;
    border: 0;
    border-left: 1px solid #51218c;
    border-right: 1px solid #51218c;
}
.other_menu .menu1 .header_search .input .link{
    display: inline-block;
    height: 26px;
    width: 32px;
    background: url(../image/header_icon4.png)#543f6e no-repeat center;
    vertical-align: middle;
}
.other_menu .menu2 .lang{
    position: absolute;
    right: 0px;
    top: 120%;
    transform: rotateX(90deg);
    transition: all .3s;
    margin-top: 10px;
    background: #543f6e;
    padding: 5px 0;
}
.other_menu .menu2:hover .lang{
    transform: rotateX(0deg);
}
.other_menu .menu2 .lang::after {
    content: '';
    position: absolute;
    top: -18px;
    right: 7px;
    width: 0;
    height: 0;
    overflow: hidden;
    border-width: 9px 7px 9px 7px;
    border-style: dashed dashed solid dashed;
    border-color: transparent transparent #543f6e transparent;
}
.other_menu .menu2 .lang li a{
    display: block;
    line-height: 30px;
    font-size: 14px;
    padding: 0 40px;
    color: #fff;
}
.other_menu .menu2 .lang li a:hover{
    color: #333;
    background: #fff;
}
.header_nav .container_1200{
    position: relative;
}
.nav_list {
    display: table;
    width: 100%;
    font-size: 0;
    line-height: 0;
    padding-top: 30px;
    padding-bottom: 25px;
    position: relative;
    padding-right: 130px;
}

.nav_list > li {
    display: table-cell;
    vertical-align: middle;
    zoom: 1;
}
.nav_list > li:nth-of-type(1){
    background: none;
}

.nav_list > li > a {
    display: inline-block;
    padding: 0 20px;
    border-bottom: 3px solid #ffffff;
    transition: all .3s;
}

.nav_list > li > a > span {
    display: inline-block;
    float: left;
    line-height: 60px;
    color: #505050;
    font-size: 18px;
    transition: all .5s;

}

.nav_list > li > a > i {
    display: inline-block;
    float: left;
    width: 24px;
    height: 24px;
    margin-top: 20px;
    background: url("../image/dropdown_menu.png") no-repeat center;
    -moz-transition: all linear .3s;
    -webkit-transition: all linear .3s;
    -ms-transition: all linear .3s;
}

.nav_list > li:hover i {
    -moz-transform: rotate(180deg);
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
    filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2);
}
.nav_list > li.active > a,
.nav_list > li.on > a{
    border-bottom: 3px solid #543f6e;
    transition: all .3s;
}
.nav_list > li.active span,
.nav_list > li.on span{
    color: #543f6e;
}

.nav_normal > li {
    position: relative;
}

.nav_normal > li .dropdown_menu {
    position: absolute;
    top: 100%;
    left: 0;
    padding: 10px 0px;
    min-width: 185px;
    display: none;
    background: #543f6e;
    z-index: 1;
    margin-top: -3px;
}
.nav_normal > li .dropdown_menu.dropdown_menuProduct{
    min-width: 520px;
}
.nav_normal > li .dropdown_menu.dropdown_menuProduct > li{
    width: 50%;
    float: left;
}

.nav_normal .dropdown_menu li {
    width: 100%;
}

.nav_normal .dropdown_menu li a {
    display: block;
    width: 100%;
    line-height: 36px;
    font-size: 16px;
    color: #fff;
    padding: 0 20px;
    white-space: nowrap;
}
.nav_normal .dropdown_menu li a:hover{
    color: #333;
    background: #fff;
}


.m_header {
    display: none;
}

/*footer*/


.footerCon_box{
    background: #543f6e;
}
.fast_navigation{
    padding-top: 50px;
    padding-bottom: 70px;
    overflow: hidden;
}
.fast_navigation .items{
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.fast_navigation .items .item{
    display: table-cell;
    vertical-align: middle;
}
.fast_navigation .items .item:nth-of-type(1){
    width: 380px;
}
.fast_navigation .items .item:nth-of-type(2){
    width: 244px;
}
.fast_navigation .items .item:nth-of-type(3){
    width: 240px;
}
.fast_navigation h2{
    font-size: 30px;
    color: #fff;
    letter-spacing: 0;
    line-height: 1.8em;
    padding-bottom: 20px;
}
.fast_navigation p{
    font-size: 15px;
    color: #d0cbdf;
    line-height: 1.2;
}
.fast_navigation ul.pro{
    margin-bottom: 25px;
}
.fast_navigation ul.pro li{
    position: relative;
    padding-left: 12px;
}
.fast_navigation .follow_service a{
    margin-right: 20px;
}
.fast_navigation .follow_service a:hover{
    opacity: .5;
}
.fast_navigation ul.pro li::before{
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #9979c1;
}
.fast_navigation ul.coninfo{
    margin-top: 25px;
}
.fast_navigation ul.coninfo li{
    position: relative;
    padding-left: 26px;
}
.fast_navigation ul.coninfo li.tel{
    background: url(../image/footer_icon4.png)no-repeat left 5px;
}
.fast_navigation ul.coninfo li.fax{
    background: url(../image/footer_icon5.png)no-repeat left 5px;
}
.fast_navigation ul.coninfo li.email{
    background: url(../image/footer_icon6.png)no-repeat left 5px;
}
.fast_navigation ul li,
.fast_navigation ul li a{
    font-size: 15px;
    color: #d0cbdf;
    line-height: 2em;
}
.fast_navigation ul li a:hover,
.footer_copyright p a:hover{
    text-decoration: underline;
}

.footer_copyright{
    overflow: hidden;
}
.footer_copyright .container_1200{
    border-top: 1px solid #9979c1;
    padding-top: 15px;
    padding-bottom: 15px;
}

.footer_copyright p span,
.footer_copyright p a,
.footer_copyright p{
    color: #d0cbdf;
    font-size: 15px;
    line-height: 32px;
}
.footer_copyright p span{
    display: inline-block;
    padding: 0 5px;
}

.index_box1 .first_slick .img{
    position: relative;
}
.index_box1 .first_slick h3{
    font-size: 52px;
    color: #fff;
}
.index_box1 .first_slick h3 strong{
    font-size: 52px;
    color: #fff;
}
.index_box1 .slick-prev{
    width: 40px;
    height: 50px;
    background: url(../image/skin.png)no-repeat 0 -70px;
    opacity: 0;
    transition: all .3s;
}
.index_box1 .slick-next{
    width: 40px;
    height: 50px;
    background: url(../image/skin.png)no-repeat -150px -70px;
    opacity: 0;
    transition: all .3s;
}
.index_box1:hover .slick-prev,
.index_box1:hover .slick-next{
    opacity: 1;
}
.index_box1 .slick-dots li{
    width: 24px;
    height: 4px;
    border-radius: 2px;
    background: #000;
}
.index_box1 .slick-dots li.slick-active{
    width: 110px;
    background: #543f6e;
}
.index_box2{
    padding: 100px 0 130px;
}
.index_box2 h3{
    font-size: 48px;
    color: #525252;
    text-align: center;
    line-height: 1.2;
    margin-bottom: 30px;
}
.index_box2 .items{
    overflow: hidden;
}
.index_box2 .items .item{
    width: 32.5%;
    float: left;
    margin-right: 1.25%;
    text-align: center;
}
.index_box2 .items .item:nth-last-child(1){
    margin-right: 0;
}
.index_box2 .items .item .img{
    border: 1px solid #ccc;
}
.index_box2 .items .item .img img{
    transition: all .3s;
}
.index_box2 .items .item:hover .img img{
    transform: scale(1.1);
}
.index_box2 .items .item .tip a{
    display: block;
    padding-top: 6px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    line-height: 50px;
    font-size: 18px;
    color: #525252;
    border-bottom: 6px solid #51218c;
}
.index_box2 .items .item:hover .tip a{
    background: #51218c;
    color: #fff;
}
.index_box3{
    padding-top: 95px;
    background: url(../image/index_bg.jpg)no-repeat center;
    background-size: cover;
}
.index_box3 h3{
    font-size: 48px;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}
.index_box3 .line{
    margin-bottom: 100px;
    overflow: hidden;
    padding-left: 40px;
}
.index_box3 .line .icon{
    float: left;
    width: 145px;
    height: 145px;
    border-radius: 50%;
    background: #fff;
    line-height: 0;
}
.index_box3 .line .info{
    margin-left: 180px;
}
.index_box3 .line .info h4{
    font-size: 24px;
    color: #fff;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 20px;
}
.index_box3 .line .info p{
    position: relative;
    padding-left: 20px;
    font-size: 16px;
    line-height: 1.5;
    color: #fff;
}
.index_box3 .line .info p::before{
    content: '';
    position: absolute;
    left: 0;
    top: 5px;
    width: 6px;
    height: 6px;
    background: #fff;
    transform: rotate(45deg);
}
.index_box4{
    padding: 100px 0;
}
.index_box4 h3{
    font-size: 48px;
    color: #525252;
    line-height: 1.4em;
    margin-bottom: 40px;
    text-align: center;
}
.index_box4 .item{
    padding-right: 20px;
}
.index_box4 .item .video{
    position: relative;
    width: 100%;
    padding-top: 70%;
}
.index_box4 .item .video iframe{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.index_box4 .slick-prev{
    left: -60px;
    background: url(../image/video_slick1.png)no-repeat center;
}
.index_box4 .slick-next{
    right: -40px;
    background: url(../image/video_slick2.png)no-repeat center;
}

.index_box4 .tip{
    display: block;
    padding-top: 6px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    line-height: 50px;
    font-size: 18px;
    color: #525252;
    border-bottom: 6px solid #51218c;
    text-align: center;
}

.container_box{
    padding: 60px 0;
}
.nav_links{
    padding-top: 5px;
    border-top: 2px solid #543f6e;
}
.nav_links .link a{
    display: block;
    font-size: 24px;
    color: #fff;
    line-height: 65px;
    background: #543f6e;
    text-align: center;
    padding: 0 10px;
}
.nav_links .link{
    margin-bottom: 20px;
}
.content_detail{
    padding-left: 10px;
}
.content_detail h1{
    font-size: 36px;
    color: #543f6e;
    line-height: 1.4;
    border-bottom: 2px solid #543f6e;
    text-align: center;
    padding-bottom: 10px;
    margin-bottom: 20px;
}  
.about_info p{
    font-size: 16px;
    color: #505050;
    line-height: 2;
} 
.contact_info p{
    font-size: 16px;
    color: #505050;
    line-height: 1.5;
}
.contact_info .text1{
    margin-bottom: 30px;
}
.contact_info ul li{
    position: relative;
    padding-left: 22px;
    font-size: 18px;
    color: #343434;
    line-height: 1.5;
}
.contact_info ul li a{
    font-size: 18px;
    color: #343434;
}
.contact_info ul li:nth-of-type(1){
    background: url(../image/contact_icon1.png)no-repeat left 5px;
}
.contact_info ul li:nth-of-type(2){
    background: url(../image/contact_icon2.png)no-repeat left 5px;
}
.contact_info ul li:nth-of-type(3){
    background: url(../image/contact_icon3.png)no-repeat left 5px;
}
.contact_info .form{
    margin-top: 60px;
}
.contact_info .form .input{
    position: relative;
    margin-bottom: 18px;
}
.contact_info .form .input input[type=text],
.contact_info .form .input textarea,
.contact_info .form .input select,
.contact_info .form .input select option{
    height: 42px;
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 10px;
    text-indent: 12px;
    font-size: 16px;
    color: #505050;
}
.contact_info .form .input textarea{
    resize: none;
    padding-top: 10px;
    height: 200px;
}
.contact_info .form .input .tips{
    color: red;
}
.contact_info .form .input .btn{
    display: block;
    font-size: 18px;
    color: #fff;
    width: 280px;
    height: 52px;
    border: 0;
    background: #543f6e;
    border-radius: 10px;
    margin: auto;
    cursor: pointer;
    transition: all .3s;
}
.contact_info .form .input .btn:hover{
    background: #401e69;
}
.download_info .down_ul{
    overflow: hidden;
    margin-top: 40px;
}
.download_info .down_ul li{
    width: 32%;
    float: left;
    margin-right: 2%;
    margin-bottom: 25px;
}
.download_info .down_ul li:nth-of-type(3n+3){
    margin-right: 0;
}
.download_info .down_ul li .img img{
    width: 276px;
    height: 440px;
}
.download_info .down_ul li .tip a{
    display: block;
    padding-top: 6px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    line-height: 50px;
    font-size: 18px;
    color: #525252;
    border-bottom: 6px solid #51218c;
}
.new_info .line{
    position: relative;
    clear: both;
    overflow: hidden;
    padding: 20px 50px 20px 20px;
    background: #eeeeee;
    margin-bottom: 15px;
    min-height: 200px;
    transition: all .3s;
}
.new_info .line:hover{
    transform: translate(4px,-5px);
}
.new_info .line .time{
    width: 145px;
    padding-top: 35px;
    float: left;
}
.new_info .line .time p:nth-of-type(1){
    font-size: 23px;
    color: #363536;
    line-height: 1.4;
}
.new_info .line .time p:nth-of-type(2){
    font-size: 18px;
    color: #363536;
    font-weight: bold;
    line-height: 1.4;
}
.new_info .line .info{
    float: left;
    width: 415px;
    border-left: 1px solid #fff;
    padding-top: 30px;
    padding-left: 35px;
    padding-bottom: 15px;
}
.new_info .line .info h3 a{
    font-size: 24px;
    color: #363536;
    font-weight: bold;
    line-height: 1.1;
}
.new_info .line .info h3{
    margin-bottom: 7px;
}
.new_info .line .info h4{
    font-size: 18px;
    color: #543f6e;
    font-weight: bold;
    line-height: 1.4;
    margin-bottom: 7px;
}
.new_info .line .info p{
    color: #363536;
    font-size: 18px;
    line-height: 1;
}
.new_info .line .img{
    position: absolute;
    right: 0;
    top: 0;
}
.new_info .line .img img{
    width: 280px;
    height: 200px;
}
.video_info ul li{
    width: 32%;
    float: left;
    margin-right: 2%;
    margin-bottom: 45px;
}
.video_info ul li:nth-of-type(3n+3){
    margin-right: 0;
}
.video_info ul li .video{
    position: relative;
    padding-top: 70%;
}
.video_info ul li .video iframe{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.video_info ul li .tip{
    display: block;
    padding-top: 6px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    line-height: 40px;
    font-size: 18px;
    color: #525252;
    border-bottom: 6px solid #51218c;
    text-align: center;
}

.product_box .submenu_wrap ul li a{
    position: relative;
}
.product_box .submenu_wrap ul li a.on{
    padding-left: 33px;
}
.product_box .submenu_wrap ul li a.on::before{
    content: '';
    position: absolute;
    left: 13px;
    top: 14px;
    border-left: 11px solid #543f6e;
    border-right: 11px solid transparent;
    border-top: 7px solid transparent;
    border-bottom: 7px solid transparent;
}
.parameter_box h2{
    font-size: 36px;
    color: #543f6e;
    font-weight: bold;
    line-height: 1.4;
    margin-bottom: 5px;
}
.product_tab .tab_switch table{
    text-align: center;
}
.product_tab .tab_switch table th{
    background: #1a1e23;
}
.product_tab .tab_switch table th,
.product_tab .tab_switch table td{
    height: 40px;
    border-bottom: 0;
    border-top: 0;
    white-space: nowrap;
}
.product_tab .tab_switch table th,
.product_tab .tab_switch table th p,
.product_tab .tab_switch table th strong,
.product_tab .tab_switch table th span{
    font-size: 16px !important;
    color: #fff !important;
    line-height: 1.5 !important;
}
.product_tab .tab_switch table td,
.product_tab .tab_switch table td p,
.product_tab .tab_switch table td strong,
.product_tab .tab_switch table td span{
    font-size: 16px !important;
    color: #1a1e23 !important;
    line-height: 1.5 !important;
}
.product_tab .tab_switch table tr:nth-of-type(odd) td{
    background: #f5f5f5;
}
.product_tab .tab_switch .video{
    width: 100%;
    position: relative;
    padding-top: 56.25%;
    margin-top: 20px;
}
.product_tab .tab_switch .video iframe{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.products_list_box .product_list .products_describe .tip{
    font-size: 15px;
    color: #525252;
    line-height: 1.4;
    text-align: center;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.products_list_box .product_list .products_describe:hover .tip,
.products_list_box .product_list .products_describe:hover h5{
    color: #9979c1;
}
@media (max-width: 1420px) {
    .nav_list > li > a{
        padding: 0 10px
    }
}
@media (max-width: 1220px) {
    .nav_list > li > a{
        padding: 0 5px
    }
    .header_top .logo_box{
        margin-right: 1%;
    }
    .header_top .nav{
        width: 72%;
    }
    .nav_list{
        padding-right: 94px;
    }
    .new_info .line .time p:nth-of-type(1),
    .new_info .line .time p:nth-of-type(2){
        font-size: 22px;
    }
    .new_info .line{
        padding: 20px;
    }
    .new_info .line .info{
        padding-left: 15px;
        padding: 15px 0;
        width: 370px;
    }
    .new_info .line .img img{
        width: 180px;
        height: 180px;
    }
}
@media (max-width: 992px) {
    body{
        padding-top: 60px;
    }
    /*移动端隐藏模块*/
    .header {
        display: none;
    }

    /*移动端头部*/
    .m_header {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: #fff;
        z-index: 99999;
    }

    .m_header {
        height: 60px;
    }

    .logo_box {
        width: 100%;
        text-align: center;
        height: 60px;
        line-height: 0;
        font-size: 0;
        zoom: 1;
    }

    .logo_box img {
        height: 100%;
    }

    /*移动端菜单按钮*/
    .nav_toggle {
        color: #fff;
        -webkit-transform: scale(0.7);
        -moz-transform: scale(0.7);
        -ms-transform: scale(0.7);
        -o-transform: scale(0.7);
        transform: scale(0.7);
        transform-origin: 50% 50%;
        position: absolute;
        top: 50%;
        left: 10px;
        margin-top: -13px;
        z-index: 999;
    }

    .nav_toggle {
        cursor: pointer;
        padding: 10px 45px 16px 0;
    }

    .nav_toggle span,
    .nav_toggle span:before,
    .nav_toggle span:after {
        cursor: pointer;
        -webkit-border-radius: 2px;
        -moz-border-radius: 2px;
        border-radius: 2px;
        height: 3px;
        width: 45px;
        background: #666;
        position: absolute;
        display: block;
        content: '';
    }

    .nav_toggle span:before {
        top: -10px;
    }

    .nav_toggle span:after {
        bottom: -10px;
    }

    .nav_toggle span,
    .nav_toggle span:before,
    .nav_toggle span:after {
        transition: all 500ms ease-in-out;
        -webkit-transition: all 500ms ease-in-out;
        -moz-transition: all 500ms ease-in-out;
        -o-transition: all 500ms ease-in-out;
    }

    .nav_toggle.active span {
        background-color: transparent;
    }

    .nav_toggle.active span:before,
    .nav_toggle.active span:after {
        top: 0;
    }

    .nav_toggle.active span:before {
        transform: rotate(45deg);
        -webkit-transform: rotate(45deg);
        -ms-transform: rotate(45deg);
    }

    .nav_toggle.active span:after {
        transform: translateY(-10px) rotate(-45deg);
        -webkit-transform: translateY(-10px) rotate(-45deg);
        -ms-transform: translateY(-10px) rotate(-45deg);
        top: 10px;
    }

    /*移动端导航*/
    .m_header .m_nav {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        bottom: 0;
        width: 100%;
        background: #fff;
        z-index: 2;
        overflow: auto;
        border-top: 1px solid #f0f0f0;
        margin-top: -1px;
    }

    .m_header .m_nav_list > li a span {
        display: block;
        width: 100%;
        padding: 0 15px;
        line-height: 35px;
        text-align: left;
        font-size: 16px;
        color: #5e6063;
    }

    .m_header .m_nav_list > li {
        position: relative;
        border-bottom: 1px solid #f0f0f0;
        transition: transform .5s ease;
        transform: matrix(1, -1, 0, 1, 200, 100);
    }

    .m_header .m_nav_list > li > i {
        position: absolute;
        width: 20px;
        height: 20px;
        background: #000;
        top: 8px;
        right: 10px;
        background: url("../image/li_click.png") no-repeat top center;
    }

    .m_header .m_nav_list > li > a {
        opacity: 0;
    }

    .m_header .m_nav_list .dropdown .dropdown_menu {
        height: 0;
        overflow: hidden;
    }

    .m_header .m_nav_list .dropdown .dropdown_menu.on {
        height: auto;
    }

    .m_header .m_nav_list .dropdown_menu > li {
        border-top: 1px solid #f0f0f0;
        background: #f5f5f5;
    }
    .m_header .m_nav_list .dropdown_menu > li a{
        font-size: 14px;
        color: #5e6063;
        line-height: 30px;
        padding: 0 30px;
    }
}
@media (max-width: 992px){
    .logo_box{
        padding: 10px 0;
    }
    .parameter_box{
        padding-right: 0;
    }
    .other_menu{
        top: 15px;
        right: 10px;
    }
    .index_box2 h3,
    .index_box3 h3,
    .index_box4 h3{
        font-size: 30px;
    }
    .index_box2{
        padding: 30px 0;
    }
    .index_box2 .items .item{
        width: 100%;
        margin-right: 0;
        margin-bottom: 20px;
        text-align: center;
    }
    .index_box3{
        padding-top: 30px;
    }
    .index_box3 .line{
        padding-left: 0;
        margin-bottom: 20px;
    }
    .index_box4{
        padding: 30px 0;
    }
    .video_slick{
        padding: 0 50px;
    }
    .index_box4 .slick-next{
        right: 0;
    }
    .index_box4 .slick-prev{
        left: 0;
    }
    .index_box4 .item{
        padding-right: 0;
    }
    .fast_navigation .items .item:nth-of-type(2){
        display: none;
    }
    .fast_navigation .items .item:nth-of-type(1){
        margin-bottom: 20px;
    }
    .footer_copyright{
        padding-bottom: 50px;
    }
    .fast_navigation{
        padding: 30px 0;
    }
    .fast_navigation .items .item{
        width: 100% !important;
    }
    .fast_navigation .items{
        flex-wrap: wrap;
    }
    .nav_links .link a{
        font-size: 16px;
        line-height: 30px;
    }
    .nav_links .link{
        margin-bottom: 10px;
    }
    .container_box{
        padding: 30px 0;
    }
    .nav_links{
        margin-bottom: 30px;
    }
    .content_detail{
        padding-left: 0;
    }
    .download_info .down_ul li{
        width: 49%;
        margin-right: 1% !important;
    }
    .download_info .down_ul li:nth-of-type(odd){
        clear: both;
    }
    .download_info .down_ul li .img{
        
    }
    .product_tab .tab_sub{
        display: none;
    }
    .product_tab .tab_switch .switch{
        height: auto;
    }
    
    .Crumbs{
        height: 0;
        padding: 0;
    }
    .download_info .down_ul li .img img{
        width: 100%;
        height: auto;
    }
}
@media (max-width: 767px) {
    .footer_fixed_form{
        display: none;
    }

    #back_top{
        width: 0;
        height: 0;
        overflow: hidden;
    }
    .fast_navigation .col_lg_6,
    .fast_navigation .col_lg_8{
        display: none;
    }
    .fast_navigation .col_lg_10{
        width: 100%;
    }
    .footer_copyright .text{
        text-align: center;
        margin-bottom: 10px;
    }
    .footer_copyright p span, .footer_copyright p a, .footer_copyright p{
        line-height: 1.4;
    }
    .new_info .line .time{
        width: 100%;
        float: none;
    }
    .new_info .line .info{
        width: 100%;
        float: none;
        border-left: 0;
    }
    .new_info .line .time{
        padding-top: 0;
    }
    .new_info .line .img{
        position: static;
    }
    .new_info .line .img img{
        width: auto;
        height: auto;
    }
    .video_info ul li{
        width: 100%;
        margin-right: 0;
        margin-bottom: 20px;
    }
}
@media (max-width: 640px){

}
@media (max-width: 580px){
    .index_box3 .line .icon{
        width: 80px;
        height: 80px;
    }
    .index_box3 .line .info{
        margin-left: 100px;
    }
    
}
@media (max-width: 480px) {

}