@media (min-width: 1921px) {
  .container {
    max-width: 1580px;
  }
}

@media (max-width: 1920px) {
  .container {
    max-width: 1580px;
  }
}

@media (max-width: 1680px) {
  .container {
    max-width: 1320px;
  }

  .top-box .logo {
    flex: 2;
  }

  .tj_tu .swiper-container-thumbs .swiper-slide ul li a {
    padding: 15px;
  }

  .tj_tu .swiper-container-thumbs .swiper-slide p::before {
    top: 25px;
  }

  .apple-retail .swiper-button-next {
    right: 23%;
  }

  .apple-retail .swiper-button-prev {
    left: 23%;
  }

  .lr_box .swiper-pagination {
    padding-left: 10px;
  }

  .lr_box .swiper-button-prev,
  .lr_box .swiper-button-next {
    left: 10px;
  }
}

@media screen and (max-width: 1440px) {
  .container {
    max-width: 1280px;
  }

  .nav-menu a {
    padding: 0 10px;
  }

  #banner .swiper-button {
    display: none;
  }

  .case .swiper-slide a {
    padding: 10px;
  }

  .main_title .fs48 {
    font-size: 50px;
  }

  .tj_tu .swiper-button-prev {
    left: 0px;
  }

  .tj_tu .swiper-button-next {
    right: 0px;
  }
}

@media screen and (max-width: 1280px) {
  .container {
    max-width: 1200px;
  }

  .nav-menu ul li {
    width: auto;

    padding: 0 5px;
  }

  .top-box .logo img {
    max-height: 55px;
  }

  .nav-menu a {
    padding: 0 3px;
  }

  .top-box .top_tel {
    margin-left: 0;
  }

  .cj_box {
    background: none;
  }

  .nav-menu {
    flex: 7;
  }

  .banner_txt b {
    font-size: 30px;
  }

  .banner_txt span {
    font-size: 20px;
  }

  .main_title .fs48 {
    font-size: 40px;
  }

  .ab_box {
    width: 21%;
  }

  .ab_item .num b {
    font-size: 38px;
  }

  .hover {
    padding: 30px;
  }
}

@media screen and (max-width: 1080px) {
  .nav-menu ul li {
    padding: 0;
  }
}

@media screen and (max-width: 990px) {
  /* 语言 */
  .change-language {
    display: none;
  }
  .mobile-body-mask {
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    position: fixed;
    left: 0;
    top: 0;
    z-index: 999;
  }

  .mobile-ico-close {
    width: 30px;
    height: 30px;
    background: #fff url(../images/close1.png) center center no-repeat;
    background-size: 50% auto;
    position: absolute;
    right: -35px;
    top: 0;
  }

  .sub-content {
    position: relative;
    display: block;
    right: auto;
    border-radius: 0;
    border: none;
    box-shadow: none;
    z-index: 99999;
  }

  .lang-more {
    display: none !important;
  }

  .mobile-head-items {
    position: fixed;
    top: 0;
    left: 0;
    background: #161622;
    width: 100%;
    height: 35px;
    line-height: 35px;
    text-align: left;
    display: block;
    z-index: 998;
  }

  .mobile-head-item {
    float: right;
  }

  .mobile-head-item.mobile-head-aside {
    float: right;
  }

  .mobile-head-item .title {
    width: 100%;
    font-size: 20px;
    height: 35px;
    line-height: 35px;
    overflow: hidden;
    text-align: center;
    color: #fff;
    cursor: pointer;
    padding-right: 10px;
  }

  .mobile-head-item .title a {
    position: relative;
    display: block;
    color: #fff;
  }

  .mobile-head-item .main-content-wrap {
    background: #fff;
    top: 0;
    display: block;
    z-index: 99999;
  }

  .mobile-head-item .main-content-wrap .content-wrap {
    overflow-y: auto;
    height: 100%;
    padding: 15px 10px;
    background-color: #fff;
  }

  .mobile-head-item .main-content-wrap.middle-content-wrap .content-wrap {
    overflow-y: hidden;
  }

  .mobile-head-item .side-content-wrap {
    position: fixed;
    display: block;
    left: -70%;
    width: 70%;
    height: 100%;
  }

  .mobile-head-item .middle-content-wrap {
    position: absolute;
    left: 0;
    width: 100%;
    height: auto;
    padding: 20px 0;
    opacity: 0;
    visibility: hidden;
  }

  .mobile-head-item .middle-show-content-wrap {
    top: 30px;
    visibility: visible;
    opacity: 1;
  }

  .mobile-nav .drop-down .drop-down ul {
    background: #333;
  }

  .fix-side {
    display: none;
  }

  .jiant {
    display: none;
  }

  /*头部*/

  .back-to-top {
    display: none !important;
  }

  .header_top {
    display: none;
  }

  .top-box {
    padding: 0;
  }

  #header.header-scrolled {
    background: #fff;
  }

  .change-language {
    display: none;
  }

  .headerBotRig {
    position: fixed;

    right: 70px;

    top: 52px;

    z-index: 999 !important;
  }

  .seaBtn {
    background: url(../images/sousuo1.png) center no-repeat;
  }

  .footer-main .container {
    padding: 15px 0;
  }

  .footer-list1 .socials {
    margin-top: 15px;
  }

  .footer-list4 {
    text-align: center;
    width: 100%;
  }

  #header {
    height: 70px;

    position: relative;
    margin-top: 35px;
  }

  .mobile-nav-toggle {
    top: 47px;
  }

  .top-box .top_tel {
    display: none;
  }

  .top-box .logo {
    justify-content: flex-start;

    height: 70px;
  }

  .top-box .logo img {
    max-height: 55px;
  }

  .top-box .logo .logo-tu2 {
    display: block;
  }

  .top-box .logo .logo-tu1 {
    display: none;
  }

  .footer-main .container {
    flex-direction: column;
  }

  .footer-list1 {
    width: 100%;

    display: flex;

    justify-content: center;

    align-items: center;

    flex-direction: column;
  }

  .footer-list1 span::before,
  .footer-list2 span::before,
  .footer-list3 span::before,
  .footer-list4 span::before {
    left: 48%;
  }

  .address-content {
    width: 100%;

    text-align: center;

    padding: 0;
  }

  .address-content span {
    display: none;
  }

  .footer-list3 {
    width: 100%;
  }

  /*banner*/

  #banner .swiper-button {
    display: none;
  }

  #banner .swiper-container-horizontal > .swiper-pagination-bullets,
  .swiper-pagination-custom,
  .swiper-pagination-fraction {
    bottom: 10px;
  }

  #banner .swiper-slide .pcimg {
    display: none !important;
  }

  #banner .swiper-slide .mobimg {
    display: block !important;
  }

  .tj_tu .swiper-container-thumbs .swiper-slide {
    font-size: 14px;
  }

  #gallery .swiper-slide .item .ys-tu {
    flex-wrap: wrap;
  }

  #gallery .swiper-slide .item .ys-tu a {
    margin: 10px;
    width: calc(50% - 20px);
  }

  .tj_tu .swiper-button-next,
  .tj_tu .swiper-button-prev {
    display: none;
  }

  /*about*/

  .ab_bottom {
    background: url(../images/about.jpg) no-repeat bottom;

    height: 400px;
  }

  .ab_list2 {
    width: 100%;

    background: #fff;

    display: flex;

    align-items: center;

    justify-content: center;

    padding: 20px;

    margin-top: 30px;

    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);

    position: relative;

    left: 0;
  }

  .about-box {
    flex-direction: column;
  }

  .about_fl {
    width: 100%;

    padding-right: 0;
  }

  .about_fr {
    width: 100%;
  }

  .mobile-nav .drop-down li a img {
    display: none;
  }

  .pad_80 {
    padding: 30px 10px;
  }

  .footer-list2 {
    display: none;
  }

  .main_title p b {
    font-size: 32px;
  }

  .main_title2 b {
    font-size: 24px;
  }

  .mobile-body-mask {
    width: 100%;

    height: 100vh;

    background: rgba(0, 0, 0, 0.6);

    position: fixed;

    left: 0;

    top: 0;

    z-index: 999;
  }

  .mobile-ico-close {
    width: 30px;

    height: 30px;

    background: #fff url(../images/close1.png) center center no-repeat;

    background-size: 50% auto;

    position: absolute;

    right: -35px;

    top: 0;
  }

  .sub-content {
    position: relative;

    display: block;

    right: auto;

    border-radius: 0;

    border: none;

    box-shadow: none;

    z-index: 99999;
  }

  .lang-more {
    display: none !important;
  }

  .mobile-head-items .title {
    margin-top: 3px;
  }

  .mobile-head-item {
    float: right;
  }

  .mobile-head-item.mobile-head-aside {
    float: right;
  }

  .mobile-head-item .title {
    width: 100%;

    height: 25px;

    line-height: 25px;

    overflow: hidden;

    text-align: center;

    cursor: pointer;
  }

  .mobile-head-item .title a {
    position: relative;

    display: block;

    color: #fff;
  }

  .mobile-head-item .main-content-wrap {
    background: #fff;

    top: 0;

    display: block;

    z-index: 99999;
  }

  .mobile-head-item .main-content-wrap .content-wrap {
    overflow-y: auto;

    height: 100%;

    padding: 15px 10px;

    background-color: #fff;
  }

  .mobile-head-item .main-content-wrap.middle-content-wrap .content-wrap {
    overflow-y: hidden;
  }

  .mobile-head-item .side-content-wrap {
    position: fixed;

    display: block;

    left: -70%;

    width: 70%;

    height: 100%;

    top: 105px;
  }

  .mobile-head-item .middle-content-wrap {
    position: absolute;

    left: 0;

    width: 100%;

    height: auto;

    padding: 20px 0;

    opacity: 0;

    visibility: hidden;
  }

  .mobile-head-item .middle-show-content-wrap {
    top: 30px;

    visibility: visible;

    opacity: 1;
  }

  .ab_item .num b {
    font-size: 30px;
  }

  .casebg .container {
    flex-direction: column;
  }

  .casebg .container .main_title {
    width: 100%;
  }

  .case {
    width: 100%;
  }

  .pinpai .pinpai-text {
    width: 100%;
  }

  .pinpai .pinpai-imgbox {
    width: 100%;
  }

  .pinpai .swiper-num {
    display: none;
  }

  .pinpai .pinpai_page {
    left: 50%;
    bottom: 10px;
  }

  .footer-list3 {
    text-align: center;
  }

  .fzls_box .gallery-top .swiper-slide {
    flex-direction: column;
  }

  .fzls_box .gallery-top .fzls_list {
    width: 100%;
  }

  .fzls_box .gallery-top .swiper-slide .ys_txt {
    width: 100%;
  }

  .fzls_box .swiper-button-next {
    left: calc(50% + 30px);

    top: calc(100% - 30px);
  }

  .fzls_box .swiper-button-prev {
    left: calc(50% - 30px);

    top: calc(100% - 30px);
  }

  .scroll {
    display: none;
  }

  .seaBtn.selected {
    background: url(../images/close1.png) center no-repeat;
  }

  .hy a {
    padding: 10px;
  }

  .ab_box {
    width: 100%;
    padding: 30px 0;
  }

  .main_title em {
    margin: 10px 0 !important;
  }

  .main_title .fs48 {
    font-size: 28px;
  }

  .main_title em {
    font-size: 16px;
  }

  .ys_case_mid,
  .ys_case_bg {
    height: 500px;
  }

  .mob_jjfa .item {
    background-size: cover;
  }

  .hzul ul li {
    width: 50%;

    background: #fff;

    border: 1px solid #dedede;
  }

  .hzul ul {
    margin-top: 20px;
  }

  .news_info {
    display: none;
  }

  .head_right {
    padding-right: 100px;
  }

  /* 语言 */

  .mobile-body-mask {
    width: 100%;

    height: 100vh;

    background: rgba(0, 0, 0, 0.6);

    position: fixed;

    left: 0;

    top: 0;

    z-index: 999;
  }

  .mobile-ico-close {
    width: 30px;

    height: 30px;

    background: #fff url(../images/close1.png) center center no-repeat;

    background-size: 50% auto;

    position: absolute;

    right: -35px;

    top: 0;
  }

  .sub-content {
    position: relative;

    display: block;

    right: auto;

    border-radius: 0;

    border: none;

    box-shadow: none;

    z-index: 99999;
  }

  .lang-more {
    display: none !important;
  }

  .mobile-head-items {
    position: fixed;

    top: 0;

    left: 0;

    width: 100%;

    height: 35px;

    line-height: 35px;

    text-align: left;
  }

  .mobile-head-item {
    float: right;
  }

  .mobile-head-item.mobile-head-aside {
    float: right;
  }

  .mobile-head-item .title {
    width: 100%;

    font-size: 20px;

    height: 35px;

    line-height: 35px;

    overflow: hidden;

    text-align: center;

    color: #fff;

    cursor: pointer;

    padding-right: 10px;
  }

  .mobile-head-item .title a {
    position: relative;

    display: block;

    color: #fff;
  }

  .mobile-head-item .main-content-wrap {
    background: #fff;

    top: 0;

    display: block;

    z-index: 99999;
  }

  .mobile-head-item .main-content-wrap .content-wrap {
    overflow-y: auto;

    height: 100%;

    padding: 15px 10px;

    background-color: #fff;
  }

  .mobile-head-item .main-content-wrap.middle-content-wrap .content-wrap {
    overflow-y: hidden;
  }

  .mobile-head-item .side-content-wrap {
    position: fixed;

    display: block;

    left: -70%;

    width: 70%;

    height: 100%;
  }

  .mobile-head-item .middle-content-wrap {
    position: absolute;

    left: 0;

    width: 100%;

    height: auto;

    padding: 20px 0;

    opacity: 0;

    visibility: hidden;
  }

  .mobile-head-item .middle-show-content-wrap {
    top: 30px;

    visibility: visible;

    opacity: 1;
  }
}

@media screen and (max-width: 768px) {
  /*头部*/

  #header {
    height: 60px;
  }
  .headerBotRig {
    position: fixed;
    right: 70px;
    top: 47px;
    z-index: 999 !important;
  }
  .mobile-nav-toggle {
    top: 43px;
  }

  .top-box .logo {
    justify-content: flex-start;

    height: 60px;
  }

  .top-box .logo img {
    max-height: 45px;
  }

  .product_con {
    padding: 10px;
  }

  .footer-copyright {
    padding: 10px 0;
  }

  .footer-main {
    padding-bottom: 20px;
  }

  .product {
    margin-top: 0px;
  }

  /*about*/

  .about {
    padding: 20px 0 0;
  }

  .about_txt {
    font-size: 15px;

    line-height: 24px;

    margin: 15px auto;

    width: 88%;
  }

  .ab_list2 {
    margin-top: 30px;
  }

  .banner-slide-content .title {
    font-size: 20px;

    line-height: 32px;

    font-weight: 500;

    color: #fff;

    display: block;

    margin-bottom: 15px;

    letter-spacing: -0.25px;

    text-transform: capitalize;
  }

  .banner-slide-content p {
    font-size: 18px;

    font-family: "Poppins", sans-serif;

    color: #fff;
  }

  .about_fl p {
    margin: 0;
  }

  .bottom_nav {
    display: block;
  }

  .bottom_nav a span {
    margin: 0;
  }

  .bottom_nav a {
    flex-direction: column;
  }

  .bottom_nav a img {
    width: 26px;
  }

  .copyright {
    padding: 20px 0 75px;
  }

  .copyright i {
    float: none;
  }

  .mobile-nav a {
    height: auto;
  }

  .searchWrap {
    background: none;
  }

  .product {
    flex-direction: column;
  }

  .pro_fl {
    width: 100%;
  }

  .pro_fr {
    width: 100%;

    margin-top: 20px;
  }

  .pro_fr .pro_box {
    width: 100%;

    margin-left: 0;
  }

  .appl .swiper-slide {
    margin-top: 0;
  }

  .appl .swiper-slide a {
    padding-bottom: 10px;
  }

  .appl .swiper-slide i {
    padding: 0 5px;
  }

  .appl .swiper-slide em,
  .appl .swiper-slide p,
  .appl .swiper-slide b {
    padding: 0 5px;
  }

  .footer-list3 span {
    text-align: center;
  }

  .con_box {
    flex-direction: column;
  }

  .product {
    padding: 20px 0;
  }

  .appl .swiper-slide a {
    padding: 30px 0;
  }

  .fzls_box .gallery-top .swiper-slide .ys_txt {
    padding: 15px 15px 50px 15px;
  }

  .fzls_box .gallery-top .swiper-slide .ys_txt .title {
    margin-bottom: 15px;

    font-size: 24px;
  }

  .ab_item {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .ys-list {
    flex-wrap: wrap;
    margin-top: 20px;
  }

  .ys-list a {
    width: 50%;
    flex: auto;
    border: none;
  }

  .news-two ul li {
    width: 50%;
  }

  .ab_item li {
    width: 33.33%;
  }

  .main_title p {
    font-size: 24px;
  }

  .lr_box {
    width: 70px;
  }

  .lr_box .swiper-button-next {
    width: 40px;
    height: 40px;
    line-height: 40px;
  }

  .lr_box .swiper-button-prev {
    width: 40px;
    height: 40px;
    line-height: 40px;
  }

  .apple-retail .swiper-button-next,
  .apple-retail .swiper-button-prev {
    top: 40%;
  }

  .apple-retail .swiper-slide {
    margin: 0 10px;
  }

  .ys_case_mid .hover p {
    margin-bottom: 0;
  }

  .case {
    margin-top: 20px;
  }

  .hover {
    padding: 10px;
  }

  .ys_case_mid .hover h4 {
    font-size: 20px;
    padding: 10px;
    margin-bottom: 10px;
  }

  .ys_case_mid .main_title {
    font-size: 20px;
  }

  .news-box {
    flex-direction: column;
  }

  .news-one {
    width: 100%;
    padding: 0 0 10px;
  }

  .news_info a {
    width: calc(50% - 20px);
    margin: 10px;
  }

  .news_info a:nth-child(3),
  .news_info a:nth-child(6) {
    margin: auto;
  }

  .message_bo .main_title {
    width: 100%;
  }
  .liuyan {
    width: 100%;
  }
  .jiameng {
    width: 100%;
  }

  .message_bo {
    flex-direction: column;
  }

  .fot_top {
    flex-direction: column;
    justify-content: center;
  }

  .footer-main {
    padding-top: 20px;
  }

  .tj_tu #thumbs .swiper-wrapper {
    flex-wrap: wrap;
  }

  .tj_tu .swiper-container-thumbs .swiper-slide {
    width: calc(50% - 20px) !important;
    margin: 5px;
  }

  .prbg {
    flex-direction: column;
  }

  #thumbss {
    width: 100%;
  }

  #galleryyy .swiper-slide .product-box2 .container {
    flex-direction: column;
  }

  .product-box2 .gallery-thu1,
  .product-box2 .gallery-thu2,
  .product-box2 .gallery-thu3,
  .product-box2 .gallery-thu4 {
    width: 100%;
  }

  .product-box2 .gallery-top1,
  .product-box2 .gallery-top2,
  .product-box2 .gallery-top3,
  .product-box2 .gallery-top4 {
    width: 90%;
  }

  .jjfan .swiper-button-prev {
    left: 10px;
  }

  .jjfan .swiper-button-next {
    right: 10px;
  }

  .tj_tu .swiper-container-thumbs .swiper-slide {
    padding: 15px 0;
  }

  .gssl .slbox img {
    min-height: 320px;
  }

  .jjfan .swiper-container-thumbs .swiper-slide {
    background: rgba(255, 255, 255, 0.1);

    margin: 5px;

    padding: 15px 0;

    font-size: 14px;

    cursor: pointer;

    color: #fff;

    width: calc(50% - 10px) !important;

    display: flex;

    justify-content: center;

    align-items: center;
  }

  .jjfan .swiper-button-next,
  .jjfan .swiper-button-prev {
    display: none;
    height: 40px;
    width: 40px;
    line-height: 40px;
  }

  .product-box2 .gallery-thu1,
  .product-box2 .gallery-thu2,
  .product-box2 .gallery-thu3,
  .product-box2 .gallery-thu4 {
    padding: 10px;
  }
}

@media screen and (max-width: 640px) {
  .main_title {
    padding: 5px;
  }

  #banner .swiper-slide .container {
    position: absolute;

    left: 0;

    right: 0;

    top: 33%;

    bottom: 0;

    margin: 0 auto;
  }

  .banner-slide-content .title {
    font-size: 16px;

    line-height: 28px;

    font-weight: 500;

    color: #fff;

    display: block;

    margin-bottom: 10px;
  }

  .banner-slide-content p {
    font-size: 14px;

    font-family: "Poppins", sans-serif;

    color: #fff;
  }

  .main_title p {
    margin-bottom: 8px;
  }

  .footer-list3 .con_info {
    flex-direction: column;
  }

  .appl-box {
    padding: 30px 0;
  }

  .main_title p b {
    font-size: 28px;
  }

  .about_fr {
    margin: 20px 0;
  }

  .ab_item {
    margin-top: 0;
    margin-bottom: 20px;
  }

  .ys-list span {
    margin-top: 20px;
  }

  .main_title span {
    font-size: 16px;
  }

  .hy {
    margin-top: 20px;
  }

  .footer-list4 img {
    max-height: 90px;
  }

  .lr_box .swiper-pagination {
    display: none;
  }

  .banner_txt b {
    font-size: 20px;
    margin: 10px 0;
  }

  .banner_txt {
    width: calc(100% - 50px);
    margin: 0;
  }

  .banner_txt span {
    font-size: 14px;
  }

  #banner .swiper-slide .container {
    top: 5%;
  }

  .productbg {
    padding: 0 10px;
  }

  .more {
    margin-top: 10px;
  }

  .inOneSwiper1 .swiper-wrapper {
    min-height: 25rem;
  }

  .about_fr .ab_txt {
    margin-top: 0 !important;
  }

  .ab_item li {
    width: 50%;
    justify-content: flex-start;
  }

  .news_info a {
    width: 100%;
    margin: 5px 0;
  }

  .ys_case {
    display: none;
  }

  .jie_box {
    display: block;
  }

  .mob_jjfa .item {
    width: 100%;

    margin: 10px 0;
  }
}

@media screen and (max-width: 480px) {
  #header {
    height: 50px;
  }

  .mobile-nav-toggle {
    top: 39px;
  }
  .headerBotRig {
    position: fixed;
    right: 70px;
    top: 42px;
    z-index: 999 !important;
  }

  .top-box .logo {
    justify-content: flex-start;

    height: 50px;
  }

  .ab_item .num b {
    font-size: 24px;
  }

  .ab_item span {
    font-size: 14px;
  }

  .top-box .logo img {
    max-height: 40px;
  }

  .ys-list a {
    padding: 10px;
    width: 100%;
  }

  .mobile-nav-toggle i {
    width: 42px;

    height: 42px;

    line-height: 42px;
  }

  .about-box {
    flex-direction: column;
  }

  .about_fl {
    width: 100%;

    padding: 0;
  }

  .banner-slide-content p {
    margin-top: 0;

    font-size: 12px;
  }

  .banner-slide-content .title {
    font-size: 14px;

    line-height: 24px;
  }

  #banner .swiper-slide .container {
    top: 5%;
  }

  .jiameng div {
    width: 100%;
  }

  .news-two a {
    padding: 10px;
    margin: 5px;
  }

  .news-two ul li {
    width: 100%;
  }

  .pinpai .pinpai-h {
    margin: 10px 0;
    font-size: 20px;
  }

  .footer-list1 span::before,
  .footer-list2 span::before,
  .footer-list3 span::before,
  .footer-list4 span::before {
    left: 47%;
  }

  .footer-list1 p,
  .footer-list2 p,
  .footer-list3 p {
    text-align: center;
    padding: 0 10px;
  }

  .banner_txt {
    top: 10%;
  }

  .change-language .change-language-title a i {
    display: none;
  }
}