@media only screen and (max-width: 1760px) {

}

@media only screen and (max-width: 1580px) {

    .index_main4_con {
        width: 1200px;
        padding-bottom: 30px;
    }

    .index_swiper1 {
        height: 500px;
        display: block;
    }

    .index_swiper1 .swiper-slide {
        width: 360px;
        height: 230px;
    }

    .index_swiper1 .swiper-slide:hover p {
        line-height: 230px;
    }

    .index_next1, .index_prev1 {
        --swiper-navigation-size: 64px;
        width: 35px;
        height: 64px;
        margin-top: -42px;
    }

    .index_next1 {
        right: -65px;
    }

    .index_prev1 {
        left: -65px;
    }

}

@media only screen and (max-width: 768px) {
    .w1200 {
        width: 96%;
    }

    .main {
        padding: 25px 0;
    }

    header {
        background: rgba(0, 27, 56, 0.8);
        padding: 8px 0;
    }

    header .logo {
        float: left;
        display: block;
        height: 44px;
        transition: ease-in-out .3s;
        margin-top: 0;
    }

    header .nav_btn {
        display: block;
        float: right;
        margin-top: 6px;
    }

    header .nav_list {
        /*display: none;*/
        position: fixed;
        width: 100%;
        margin-top: 0;
        height: calc(100vh - 60px);
        bottom: 0;
        left: 100%;
        /*right: 0;*/
        background: rgba(0, 27, 56, 0.8);
        box-sizing: border-box;
        border-top: 1px solid #777;
        transition: ease-in-out .3s;

    }

    header .nav_list.active {
        left: 0;
    }

    header .nav_list li {
        display: block;
        width: 100%;
        margin-left: 0;
        text-align: center;
        border-bottom: 1px solid #777;
        box-sizing: border-box;
        /*padding: 6px 0;*/
    }

    header .nav_list li a {
        font-size: 16px;
        line-height: 52px;
        padding: 0;
        border-bottom: 0px solid transparent;
    }

    header .nav_list li.active a,
    header .nav_list li a:hover {
        color: #F8B44F;
        border-bottom: 0px solid #F8B44F;
    }

    .banner_swiper {
        margin-top: 60px;
    }

    .banner_swiper .swiper-slide .img1 {
        display: none;
    }

    .banner_swiper .swiper-slide .img2 {
        display: block;
        width: 100%;
    }

    .banner_page .page_li {
        width: 16px;
        height: 2px;
        margin: 0 4px;
    }

    .banner_next, .banner_prev {
        --swiper-navigation-color: transparent;
        background-size: 100% 100%;
        width: 45px;
        height: 45px;
        margin-top: -22px;
    }

    .banner_next {
        right: 15px;
    }

    .banner_prev {
        left: 15px;
    }

    .index_main1 ul li div {
        width: 60%;
        height: 60%;
    }

    .index_main1 ul li p {
        font-size: 14px;
        margin-top: 10px;
        line-height: 16px;
    }

    .index_title h2 {
        font-size: 22px;
        color: #F7B401;
        line-height: 26px;
    }

    .index_title h2::before, .index_title h2::after {
        width: 50px;
        margin: 0 15px;
    }

    .index_title p {
        font-size: 12px;
        margin-top: 5px;
    }

    .index_main2_con {
        margin-top: 20px;
    }

    .index_main2_con .hd ul li {
        height: 40px;
        line-height: 40px;
        font-size: 18px;
    }

    .index_main2_con .bd {
        margin-top: 20px;
    }

    .index_main2_con .bd ul li,
    .index_main2_con .bd ul li:nth-child(3n) {
        width: 49%;
        height: auto;
        margin-right: 2%;
        margin-bottom: 2%;
    }

    .index_main2_con .bd ul li:nth-child(2n) {
        margin-right: 0;
    }

    .index_main2_con .bd ul li div.img {
        height: 160px;
    }

    .more_btn {
        margin-top: 15px;
    }

    .index_main3 {
        display: none;
    }

    .index_main4 {
        padding-top: 0;
    }

    .index_main4_con {
        width: 96%;
        padding-bottom: 10px;
        margin: 20px auto 0;
    }

    .index_swiper1 {
        height: 390px;
    }

    .index_swiper1 .swiper-slide {
        width: auto;
        height: 185px;
    }

    .index_main5 .img1 {
        display: none;
    }

    .index_main5 .img2 {
        display: block;
    }

    footer {
        padding-top: 20px;
    }

    .foot_main1 {
        display: none;
    }

    .foot_main2 {
        width: 100%;
        margin-left: 0;
        text-align: center;
    }

    .foot_main3 {
        width: 100%;
        margin-top: 20px;
        text-align: center;
    }

    .foot_main3 img {
        margin: 0 auto;
    }

    .foot_main4 {
        margin-top: 20px;
        padding: 2% 0 1%;
    }

    .foot_main4 p {
        display: block;
        width: 100%;
    }

    .foot_main4 p a {
        margin-right: 2%;
        margin-bottom: 1%;
    }

    .foot_main5 {
        height: auto;
        line-height: 26px;
        padding: 8px 0;
    }

    .foot_main5 p a {
        float: none;
        display: block;
    }

    .top_main {
        margin-top: 60px;
    }

    .top_main img {
        width: 140%;
        margin-left: -20%;
    }

    .top_main h2 {
        bottom: auto;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 24px;
        white-space: nowrap;
        color: #FFFFFF;
        line-height: 26px;
        margin-left: 0;
    }

    .top_nav ul {
        white-space: nowrap;
        overflow-x: auto;
    }

    .top_nav ul li a {
        width: auto;
        height: 50px;
        line-height: 50px;
        padding: 0 10px;
        display: block;
    }

    .about_swiper {
        width: 100%;
    }

    .about_swiper .swiper-slide p {
        margin-top: 10px;
    }

    .about_next {
        right: 0;
    }

    .about_prev {
        left: 0;
    }

    .product_list li,
    .product_list li:nth-child(3n) {
        width: 49%;
        height: auto;
        margin-right: 2%;
        margin-bottom: 2%;
    }

    .product_list li:nth-child(2n) {
        margin-right: 0;
    }

    .product_list li div.img {
        height: 160px;
    }

    .pagination {
        margin-top: 10px;
    }

    .pagination li {
        height: 30px;
        line-height: 30px;
        min-width: 30px;
        margin: 0 5px;
        padding: 0 5px;
        font-size: 16px;
    }

    .address {
        padding: 12px 0;
    }

    .product_main1 {
        background: #020E2A;
        padding: 5%;
        margin-bottom: 25px;
    }

    .product_main1 .left {
        width: 100%;
        height: auto;
    }

    .product_main1 .right {
        width: 100%;
        margin-top: 20px;
        line-height: 36px;
    }

    .product_main2 {
        margin-bottom: 20px;
    }

    .product_main2 .hd ul li {
        margin-right: 5px;
        line-height: 32px;
        padding: 0 8px;
        font-size: 14px;
    }

    .product_main2 .bd div {
        padding: 5%;
    }

    .cases_list li,
    .cases_list li:nth-child(3n) {
        width: 49%;
        height: 185px;
        margin-right: 2%;
        margin-bottom: 2%;
    }

    .cases_list li:nth-child(2n) {
        margin-right: 0;
    }

    .cases_list li:hover p {
        line-height: 185px;
    }

    .cases_main1 {
        padding-bottom: 20px;
    }

    .cases_main1 h1 {
        font-size: 26px;
        line-height: 26px;
        margin-bottom: 20px;
    }

    .article_bottom {
        margin-top: 20px;
    }

    .article_next a {
        width: 65px;
        height: 65px;
        line-height: 65px;
        margin: 0 5px;
    }

    .fx-main p {
        margin-top: 12px;
        margin-bottom: 12px;
    }

    .bshare-custom.icon-medium-plus a.bshare-more.more-style-addthis {
        display: none;
    }

    .service_list li {
        margin-bottom: 25px;
    }

    .service_list li h2 {
        white-space: unset;
    }

    .service_list li h2 img {
        display: none;
    }

    .service_list li p {
        margin-top: 15px;
    }

    .download_list li {
        margin-bottom: 25px;
    }

    .download_list li h2 {
        margin-bottom: 15px;
    }

    .download_list li p img {
        margin-left: 20px;
    }

    .contact_main h2 {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .contact_main > div > div {
        width: 100%;
        margin-bottom: 25px;
    }

    .contact_main > div > div:last-child {
        margin-bottom: 0;
    }

    .contact_main > div > div > div {
        height: 260px;
    }

    .contact_main > div > div h3 {
        font-size: 22px;
        line-height: 26px;
        margin-top: 15px;
        margin-bottom: 10px;
    }

    .contact_main > div > div > p {
        font-size: 16px;
        line-height: 42px;
    }

    .contact_main > div > div > p > img {
        margin-right: 15px;
    }

}

@media only screen and (max-width: 540px) {

}

@media only screen and (max-width: 370px) {

}

@media only screen and (max-width: 350px) {

}