@media screen and (max-width: 1650px) {
  header .header-search {
    margin-top: 27px;
  }
}
@media screen and (max-width: 1440px) {
  header {
    background-position-x: -160px;
  }
  footer {
    overflow: hidden;
  }
  footer .footer-cont {
    width: 53%;
  }
  footer .footer-msg {
    width: 45%;
  }
  footer .footer-link {
    width: 50%;
  }
  footer .footer-slick {
    width: 100%;
  }
  footer .footer-record {
    line-height: 20px;
    padding: 10px 0;
  }
  footer .footer-record .am-u-md-7 {
    width: 53%;
  }
  footer .footer-form {
    width: 47%;
  }
  footer .footer-form .footer-formbox {
    bottom: auto;
    top: -55px;
    width: 100%;
  }
  footer .footer-form .footer-formcont {
    width: 100%;
    padding: 30px;
    padding-top: 25px;
  }
  footer .footer-form input[type="text"] {
    width: calc(50% - 5px);
  }
  header .am-container.header-bg:before {
    display: none;
  }
  header .am-container.header-bg:after {
    display: none;
  }
  .about .about-text h1 {
    font-size: 24px;
    line-height: 38px;
  }
  .about .about-text h2 {
    font-size: 20px;
    line-height: 36px;
  }
  .products ul li > h4 {
    top: 20px;
  }
  .case .case-recommend1:before {
    width: 320px;
    height: 400px;
  }
  .news {
    padding-bottom: 50px;
  }
  .about-nav ul {
    width: 480px;
  }
  .about-page {
    padding-bottom: 60px;
  }
  .about-page .big-data p {
    color: #222;
  }
  .factory {
    padding-bottom: 60px;
  }
  .products-list {
    padding-bottom: 60px;
  }
  .products-details {
    padding-bottom: 60px;
  }
  .products-details .pro-details-msg .pro-btn-inquire {
    margin-right: 20px;
  }
  footer .footer-form .inquiry-form input[type="text"]:first-child {
    width: 100%;
  }
  footer .footer-inquiry-box h2 {
    font-size: 24px;
  }
  footer .footer-inquiry-box .footer-formcont {
    padding-top: 30px;
  }
  footer .footer-inquiry-box p {
    font-size: 14px;
    line-height: 20px;
    margin-bottom: 10px;
  }
  footer .footer-inquiry-box textarea {
    height: 130px;
  }
  .case-list {
    padding-bottom: 60px;
  }
  .case-details {
    padding-bottom: 60px;
  }
  .video-list {
    padding-bottom: 60px;
  }
  .pro-knowledge .list-l .menu h4 {
    font-size: 30px;
  }
  .pro-knowledge .am-u-md-8 {
    padding-bottom: 60px;
  }
  .download {
    padding-bottom: 60px;
  }
  .contact {
    padding-bottom: 60px;
  }
  .site-map {
    padding-bottom: 60px;
  }
}
@media screen and (max-width: 1390px) {
  header .header-search {
    margin-top: 27px;
  }
}
@media screen and (max-width: 1351px) {
  .products-details .pro-details-msg {
    width: 41.5%;
  }
  .products-details .pro-details-slick {
    width: 58.5%;
  }
  .pro-knowledge .pro-knowledge-all .knowledge-listmore {
    margin-top: 0;
  }
}
@media screen and (max-width: 1250px) {
  .big-data .am-u-md-3:nth-child(3) p {
    line-height: 20px;
  }
  .products-list .list-l .menu h4 {
    padding-left: 30px;
  }
  .products-list .list-l .menu1 > li > a {
    padding-left: 35px;
  }
  .products-list .list-l .menu2 > li > a {
    padding-left: 35px;
  }
  .products-details .list-l .menu h4 {
    padding-left: 30px;
  }
  .products-details .list-l .menu1 > li > a {
    padding-left: 35px;
  }
  .products-details .list-l .menu2 > li > a {
    padding-left: 35px;
  }
  .products-details .pro-details-msg .pro-details-msgbox {
    min-height: 150px;
  }
  .products-details .pro-details-msg .pro-details-btn a {
    margin-top: 10px;
  }
  .products-details .pro-details-msg .pro-details-share {
    padding-top: 20px;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text a {
    font-size: 0;
    display: inherit;
  }
}
@media screen and (max-width: 1199px) {
  .header .nav-collapse {
    display: block;
    border: none;
  }
  .header .nav-collapse .btn-line {
    background-color: #222;
  }
  .header .nav-collapse .btn-line:first-child {
    background-color: #222;
  }
  .header .nav-collapse .btn-line:last-child {
    background-color: #222;
  }
  header {
    height: 70px;
    background-position-x: -160px;
    background-position-y: bottom;
  }
  header .am-container {
    height: 70px;
  }
  header .logo {
    line-height: 70px;
    height: 70px;
    padding: 10px 0;
  }
  header .logo a {
    display: block;
    height: 100%;
    position: relative;
  }
  header .logo a img {
    position: absolute;
  }
  header .header-msg {
    display: none;
  }
  header .header-language {
    float: right;
    margin-top: 20px;
    margin-right: 10px;
  }
  header .header-search {
    float: right;
    margin-top: 24px;
    margin-right: 40px;
  }
  .about {
    overflow: hidden;
  }
  .about .am-u-md-7 {
    width: 80%;
  }
  .products {
    padding-top: 60px;
  }
  .products ul {
    padding-top: 20px;
  }
  .products ul li > h4 {
    font-size: 16px;
    left: 20px;
    top: 10px;
  }
  .products .hoverbox {
    display: none;
  }
  .products ul li:hover > h4 {
    opacity: 1;
  }
  .in-title {
    font-size: 30px;
    margin-bottom: 0;
  }
  .ourvideo {
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .ourvideo .video-all {
    padding-top: 20px;
  }
  .ourvideo .slick-dots {
    bottom: -20px;
  }
  .advantage {
    padding-bottom: 30px;
  }
  .advantage .advantage-text {
    margin-top: 0;
    padding: 130px 90px 55px 80px;
  }
  .advantage .advantage-text .in-title {
    font-size: 26px;
  }
  .advantage .advantage-text h4 {
    font-size: 16px;
    line-height: 26px;
  }
  .advantage .advantage-text p {
    line-height: 24px;
  }
  .advantage .advantage-desc {
    margin-top: 0;
  }
  .advantage .advantage-bg img {
    width: 120%;
  }
  .case {
    padding-top: 30px;
  }
  .case .in-desc {
    margin-bottom: 20px;
  }
  .case .am-u-md-8 {
    width: 60%;
  }
  .case .am-u-md-4 {
    width: 40%;
  }
  .case .case-recommend2 .case-text {
    width: 70%;
  }
  .case .case-recommend2 .case-img {
    width: 30%;
  }
  .case .case-recommend2 .case-more {
    top: 20px;
    right: 0;
  }
  .case .case-recommend1 h4 {
    font-size: 18px;
  }
  .case .case-recommend1 p {
    padding: 0 10px;
  }
  .news {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .news .in-desc {
    margin-bottom: 20px;
  }
  .news .news-box .news-text {
    background-color: #fff;
    box-shadow: 0.809px 0.588px 6px 0px rgba(47, 47, 47, 0.3);
    transition: all 0.35s;
  }
  .news .news-box .news-more {
    opacity: 1;
  }
  .banner .slick-dots {
    bottom: 35px;
  }
  .about-page {
    padding-bottom: 30px;
  }
  .about-page .big-data p {
    color: #222;
  }
  .crumbs {
    padding-bottom: 20px;
  }
  .page-title {
    font-size: 28px;
    line-height: 28px;
    margin-bottom: 20px;
  }
  .factory .factory-title {
    height: 45px;
    line-height: 50px;
    margin-bottom: 20px;
  }
  .factory .factory-title span {
    font-size: 18px;
    margin-right: 40px;
  }
  .factory .factory-title span:last-child {
    width: 35px;
    height: 35px;
    line-height: 42px;
    font-size: 22px;
  }
  .factory .factory-title span:last-child:after {
    width: 30px;
    height: 31px;
  }
  .certificate .certificate-title {
    height: 45px;
    line-height: 50px;
    margin-bottom: 20px;
  }
  .certificate .certificate-title span {
    font-size: 18px;
    margin-right: 40px;
  }
  .certificate .certificate-title span:last-child {
    width: 35px;
    height: 35px;
    line-height: 42px;
    font-size: 22px;
  }
  .certificate .certificate-title span:last-child:after {
    width: 30px;
    height: 31px;
  }
  .products-list .list-l .menu h4 {
    padding-left: 25px;
    font-size: 35px;
  }
  .products-details .list-l .menu h4 {
    padding-left: 25px;
    font-size: 35px;
  }
  .pro-knowledge .list-l .menu1 > li > a {
    padding-left: 25px;
    font-size: 18px;
  }
  .pro-knowledge .list-l .menu h4 {
    font-size: 26px;
    height: 60px;
    line-height: 70px;
  }
  .pro-knowledge .pro-knowledge-all {
    padding-top: 60px;
  }
  .about-page .about-title {
    padding-top: 10px;
  }
  .about-page .about-title h1 {
    font-size: 28px;
    line-height: 50px;
  }
  .about-page .aboutpage-img {
    top: -135px;
  }
  .products-list .list-l .menu1 > li > a {
    padding-left: 30px;
    padding-top: 0;
    padding-bottom: 0;
  }
  .products-list .list-l .menu2 > li > a {
    padding-left: 30px;
  }
  .products-details .list-l .menu1 > li > a {
    padding-left: 30px;
  }
  .products-details .list-l .menu2 > li > a {
    padding-left: 30px;
  }
  .products-list .products-all .products-listtext {
    padding-top: 15px;
  }
  .products-list .products-all .products-listtext p {
    -webkit-line-clamp: 3;
  }
  .case-list .page-title {
    margin-bottom: 5px;
  }
  .case-list .case-listall {
    padding-top: 20px;
    margin-bottom: 10px;
  }
  footer .footer-link {
    width: 55%;
  }
  .knowledge-details > h1 {
    font-size: 24px;
    margin-bottom: 0;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text h4 {
    line-height: 30px;
    font-size: 18px;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text p {
    line-height: 22px;
    font-size: 14px;
  }
  .download .list-l .menu h4 {
    padding-left: 25px;
  }
  .news-list .list-l .menu h4 {
    padding-left: 25px;
  }
  .news-list .news-listall {
    padding-top: 60px;
  }
  .contact .add-number {
    padding-top: 30px;
  }
  .contact .add-number .add-numbernav:after {
    height: 300px;
  }
  .contact .add-number .add-numbernav h4:last-child {
    margin-top: 285px;
  }
  .contact .add-number .contact-address {
    margin-bottom: 30px;
  }
  .contact .add-number .add-numbertext p {
    font-size: 14px;
    line-height: 22px;
  }
  .contact .add-number .add-numbertext h4 {
    font-size: 16px;
  }
  .contact .add-number .add-numbernav {
    width: 130px;
  }
  .contact .add-number .add-numbernav h4 {
    font-size: 20px;
  }
  .contact .contact-map .map {
    width: 100%;
  }
  .contact .contact-map .map .map-content {
    width: 100%;
  }
}
@media screen and (max-width: 1096px) {
  .big-data .am-u-md-3:nth-child(2) p {
    line-height: 30px;
  }
  .advantage .advantage-bg img {
    width: 130%;
  }
}
@media screen and (max-width: 1038px) {
  .big-data .am-u-md-3:nth-child(4) p {
    line-height: 20px;
  }
  .advantage .advantage-bg img {
    width: 140%;
  }
}
@media screen and (max-width: 1005px) {
  .big-data .am-u-md-3:nth-child(1) p {
    line-height: 20px;
  }
  .advantage .advantage-bg img {
    width: 150%;
  }
}
@media screen and (max-width: 991px) {
  .open-suspended {
    display: block;
  }
  .xs-online {
    display: block!important;
  }
  .suspended-list {
    top: auto;
    bottom: 114px;
    right: -44px;
  }
  .suspended-list.look {
    right: 0;
    transition: all 0.35s;
  }
  .suspended-list.look ul li:first-child {
    transform: translateY(0);
    transition: all 0.5s;
  }
  .suspended-list.look ul li:nth-child(2) {
    transform: translateY(0);
    transition: all 0.5s;
  }
  .suspended-list.look ul li:nth-child(3) {
    transform: translateY(0);
    transition: all 0.5s;
  }
  .suspended-list.look ul li.plus img {
    transition: all 0.5s;
    transform: rotate(45deg);
  }
  .big-data p {
    font-size: 16px;
  }
  .big-data .big-num:after {
    font-size: 22px;
  }
  .big-data .big-num .counter {
    font-size: 28px;
  }
  .big-data .big-num span {
    font-size: 20px;
  }
  .big-data .big-num span:nth-child(3) {
    font-size: 12px;
  }
  .banner {
    margin-bottom: 30px;
  }
  .about .am-u-md-7 {
    width: 90%;
  }
  .advantage {
    padding-bottom: 30px;
  }
  .advantage .advantage-bg {
    display: none;
  }
  .advantage .advantage-text {
    background-image: url(../img/advantage-textbg.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    padding: 30px;
  }
  .advantage .am-u-md-6 {
    width: 100%;
  }
  .advantage .advantage-desc ul li {
    margin-bottom: 0;
    height: 100px;
  }
  .advantage .advantage-desc p {
    line-height: 18px;
  }
  .case {
    padding-bottom: 0;
  }
  .case .case-recommend1:before {
    width: 260px;
    height: 300px;
  }
  .case .case-recommend1 .case-title {
    margin: 0 15px;
  }
  .case .case-recommend1 .star {
    width: 45px;
    height: 30px;
    line-height: 30px;
    font-size: 16px;
  }
  .case .case-recommend1 .case-more {
    height: 30px;
    width: 125px;
    top: 15px;
  }
  .case .case-recommend1 .case-more span {
    line-height: 34px;
    font-size: 14px;
  }
  .case .case-recommend1 .case-more i {
    width: 20px;
    height: 20px;
    line-height: 22px;
    font-size: 16px;
  }
  .case .case-recommend2 .case-text {
    padding-bottom: 10px;
  }
  .case .case-recommend2 .case-text h4 {
    font-size: 18px;
  }
  .case .case-recommend2 .case-more {
    top: 10px;
    width: 125px;
    height: 30px;
  }
  .case .case-recommend2 .case-more span {
    font-size: 14px;
    line-height: 34px;
  }
  .case .case-recommend2 .case-more i {
    width: 20px;
    height: 20px;
    line-height: 22px;
    font-size: 16px;
  }
  .case .case-recommend2 .star {
    width: 45px;
    height: 30px;
    line-height: 30px;
    font-size: 16px;
  }
  .news {
    background-size: 150%;
  }
  footer {
    padding-top: 30px;
    padding-bottom: 68px;
  }
  footer .footer-slick {
    margin-top: 20px;
  }
  footer .footer-form{
    height: auto!important;
  }
  footer .footer-form h2 {
    font-size: 18px;
  }
  footer .footer-form p {
    font-size: 14px;
    line-height: 20px;
    margin-bottom: 15px;
  }
  footer .footer-form input[type="text"] {
    line-height: 35px;
    font-size: 14px;
  }
  footer .footer-form textarea {
    height: 120px;
    font-size: 14px;
  }
  footer .footer-form .footer-formbox {
    top: -30px;
  }
  footer .footer-form .footer-formcont {
    padding-top: 30px;
  }
  footer .footer-form button {
    width: 130px;
    height: 30px;
    font-size: 16px;
    line-height: 35px;
  }
  footer .footer-form button i {
    width: 25px;
    height: 25px;
    top: 3px;
    right: 3px;
    line-height: 26px;
    font-size: 14px;
  }
  footer .footer-msg {
    display: none;
  }
  footer .footer-link {
    width: 100%;
  }
  .news .news-more {
    display: none;
  }
  .news .slick-slide {
    padding-bottom: 0;
  }
  .news .news-text {
    padding: 15px;
  }
  .news .news-text h4 {
    font-size: 18px;
  }
  .about-page .about-title h2 {
    font-size: 22px;
    line-height: 40px;
  }
  .about-page .about-title h1 {
    font-size: 24px;
    line-height: 40px;
  }
  .about-page .aboutpage-img {
    top: -70px;
  }
  .certificate {
    padding-bottom: 60px;
  }
  .products-list .am-g {
    display: block;
    overflow: hidden;
  }
  .products-list .am-g > div {
    width: 100%;
  }
  .products-list .list-l .menu h4 {
    display: none;
  }
  .products-list .list-l .menu1 {
    margin-bottom: 0;
    background-color: transparent;
    position: relative;
    padding-bottom: 0;
  }
  .products-list .list-l .menu1:after {
    content: '';
    display: block;
    clear: both;
  }
  .products-list .list-l .menu1 > li {
    float: left;
  }
  .products-list .list-l .menu1 > li.more > a {
    border-bottom: none;
    padding: 0 15px;
  }
  .products-list .list-l .menu1 ul {
    width: 100%;
    position: absolute;
    left: 0;
    top: 100%;
    padding: 0 15px;
    background-color: transparent;
    margin-top: 0;
  }
  .products-list .list-l .menu2 > li {
    float: left;
    padding: 0;
    padding-right: 10px;
  }
  .products-list .list-l .menu1 > li.active > a {
    color: #f38d1f;
    background-color: transparent;
  }
  .products-list .list-l .menu1 > li.active > a span:after {
    display: none;
  }
  .products-list .list-l .menu1 > li > a {
    background-color: transparent;
  }
  .products-list .list-l .menu2 > li > a {
    padding: 0;
  }
  .products-list .products-all .products-listtext p {
    -webkit-line-clamp: 4;
  }
  .products-list .products-all .products-listtext {
    padding-top: 45px;
  }
  .products-details .am-g {
    display: block;
    overflow: hidden;
  }
  .products-details .am-g > div {
    width: 100%;
  }
  .products-details .list-l .menu h4 {
    display: none;
  }
  .products-details .list-l .menu1 {
    margin-bottom: 0;
    background-color: transparent;
    position: relative;
    padding-bottom: 0;
  }
  .products-details .list-l .menu1:after {
    content: '';
    display: block;
    clear: both;
  }
  .products-details .list-l .menu1 > li {
    float: left;
  }
  .products-details .list-l .menu1 > li.more > a {
    border-bottom: none;
    padding: 0 15px;
  }
  .products-details .list-l .menu1 ul {
    width: 100%;
    position: absolute;
    left: 0;
    top: 100%;
    padding: 0 15px;
    background-color: transparent;
    margin-top: 0;
  }
  .products-details .list-l .menu2 > li {
    float: left;
    padding: 0;
    padding-right: 10px;
  }
  .products-details .list-l .menu1 > li.active > a {
    color: #f38d1f;
    background-color: transparent;
  }
  .products-details .list-l .menu1 > li.active > a span:after {
    display: none;
  }
  .products-details .list-l .menu1 > li > a {
    background-color: transparent;
  }
  .products-details .list-l .menu2 > li > a {
    padding: 0;
  }
  .products-details .pro-descbox {
    padding-top: 30px;
  }
  .products-details .pro-descbox > h4 {
    margin-bottom: 15px;
  }
  .products-details .pro-videobox {
    padding-top: 30px;
  }
  .products-details .pro-videobox > h4 {
    margin-bottom: 15px;
  }
  footer .inquiry-form textarea {
    height: 75px;
  }
  footer .footer-inquiry-box .footer-formcont {
    padding: 20px;
  }
  footer .footer-inquiry-box p {
    margin-bottom: 5px;
  }
  .case-list .case-listbox:hover .case-listmore {
    opacity: 0;
    pointer-events: none;
  }
  .case-list .case-listbox:hover .case-listtext {
    padding: 20px 0 0;
    margin: 0 20px;
    background-color: transparent;
    transform: translateY(-10px);
  }
  .case-list .case-listbox:hover .case-listtext h4 {
    color: #222;
  }
  .case-list .case-listbox:hover .case-listtext p {
    color: #888;
  }
  .case-list .case-listbox:hover .case-listtext div:after {
    opacity: 1;
  }
  .case-list .case-listtext {
    margin: 0 10px;
  }
  .video-list .am-g {
    display: block;
    overflow: hidden;
  }
  .video-list .am-g > div {
    width: 100%;
  }
  .video-list .list-l .menu h4 {
    display: none;
  }
  .video-list .list-l .menu1 {
    margin-bottom: 0;
    background-color: transparent;
    position: relative;
    padding-bottom: 0;
  }
  .video-list .list-l .menu1:after {
    content: '';
    display: block;
    clear: both;
  }
  .video-list .list-l .menu1 > li {
    float: left;
  }
  .video-list .list-l .menu1 > li.more > a {
    border-bottom: none;
    padding: 0 15px;
  }
  .video-list .list-l .menu1 ul {
    width: 100%;
    position: absolute;
    left: 0;
    top: 100%;
    padding: 0 15px;
    background-color: transparent;
    margin-top: 0;
  }
  .video-list .list-l .menu2 > li {
    float: left;
    padding: 0;
    padding-right: 10px;
  }
  .video-list .list-l .menu1 > li.active > a {
    color: #f38d1f;
    background-color: transparent;
  }
  .video-list .list-l .menu1 > li.active > a span:after {
    display: none;
  }
  .video-list .list-l .menu1 > li > a {
    background-color: transparent;
  }
  .video-list .list-l .menu1 > li > a {
    padding: 0 15px;
  }
  .pro-knowledge .pro-knowledge-all {
    padding-top: 30px;
  }
  .video-list .pro-knowledge-all {
    margin-bottom: 30px;
  }
  .video-list {
    padding-bottom: 30px;
  }
  .pro-knowledge .pro-knowledge-all .knowledge-listmore {
    height: 30px;
    width: 125px;
    top: 0;
  }
  .pro-knowledge .pro-knowledge-all .knowledge-listmore span {
    line-height: 34px;
    font-size: 14px;
  }
  .pro-knowledge .pro-knowledge-all .knowledge-listmore i {
    width: 20px;
    height: 20px;
    line-height: 22px;
    font-size: 16px;
  }
  .pro-knowledge .am-g {
    display: block;
    overflow: hidden;
  }
  .pro-knowledge .am-g > div {
    width: 100%;
  }
  .pro-knowledge .list-l .menu h4 {
    display: none;
  }
  .pro-knowledge .list-l .menu1 {
    margin-bottom: 0;
    background-color: transparent;
    position: relative;
    padding-bottom: 0;
  }
  .pro-knowledge .list-l .menu1:after {
    content: '';
    display: block;
    clear: both;
  }
  .pro-knowledge .list-l .menu1 > li {
    float: left;
  }
  .pro-knowledge .list-l .menu1 > li.more > a {
    border-bottom: none;
    padding: 0 15px;
  }
  .pro-knowledge .list-l .menu1 ul {
    width: 100%;
    position: absolute;
    left: 0;
    top: 100%;
    padding: 0 15px;
    background-color: transparent;
    margin-top: 0;
  }
  .pro-knowledge .list-l .menu2 > li {
    float: left;
    padding: 0;
    padding-right: 10px;
  }
  .pro-knowledge .list-l .menu1 > li.active > a {
    color: #f38d1f;
    background-color: transparent;
  }
  .pro-knowledge .list-l .menu1 > li.active > a span:after {
    display: none;
  }
  .pro-knowledge .list-l .menu1 > li > a {
    background-color: transparent;
    padding: 0 15px;
  }
  .pro-knowledge .pro-knowledge-all {
    margin-bottom: 30px;
  }
  .page-banner .item {
    width: 130%;
    margin-left: -15%;
  }
  .knowledge-details {
    padding-top: 20px;
  }
  .download .pro-knowledge-all .knowledge-listmore {
    margin-top: 10px;
  }
  .news-list .news-listall {
    padding-top: 20px;
  }
  .news-list .newslist-listmore {
    display: none;
  }
  .news-list .newslist-text h4 {
    font-size: 16px;
    line-height: 24px;
  }
  .contact .add-number .add-numberimg {
    width: 280px;
  }
  .contact .add-number .add-numbertext {
    width: calc(100% - 280px);
  }
  .contact .add-number .add-numbernav {
    display: none;
  }
  .contact .add-number .add-numbercont {
    width: 100%;
    padding-left: 0;
  }
  .contact .contact-qrcode {
    padding-left: 0;
    padding-top: 0;
  }
  .contact .contact-map {
    padding-left: 0;
    padding-top: 30px;
  }
  .contact .contact-qrcode .qrcode-box {
    width: calc(50% - 25px);
  }
  .contact .contact-qrcode .qrcode-box img {
    width: 100%;
  }
  .contact .contact-qrcode .qrcode-box:last-child {
    margin-right: 0;
  }
  .site-map .sitemap-list1 > li > a {
    width: 170px;
    height: 40px;
    line-height: 45px;
  }
  .site-map .sitemap-list2 a {
    line-height: 45px;
    font-size: 14px;
  }
  .site-map .sitemap-list3 > li > a {
    width: 170px;
    padding-left: 10px;
  }
  .site-map .sitemap-list4 > li > a {
    font-size: 14px;
  }
  .site-map {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .site-map .sitemap-cont {
    padding-top: 20px;
  }
}
@media screen and (max-width: 767px) {
    .ourvideo .about-btn2{
        position: relative;
        margin: 20px auto 0;
        top: auto;
        left: auto;
    }
  .big-data .am-u-md-3 {
    width: 50%;
  }
  .about .am-u-md-7 {
    width: 100%;
  }
  .about .about-img img {
    right: 0;
  }
  .products ul li {
    width: 50%;
  }
  .case .case-recommend1 {
    padding: 0;
  }
  .case .case-recommend1:before {
    display: none;
  }
  .case .case-recommend1 .star {
    top: 0;
  }
  .case .case-recommend1 .case-title {
    margin: 0 5px;
  }
  .case .case-recommend1 h4 {
    padding: 10px 10px 0;
  }
  .case .case-recommend2 .case-text p {
    line-height: 22px;
  }
  .in-title {
    font-size: 24px;
  }
  footer .footer-cont {
    width: 100%;
  }
  footer .footer-form {
    width: 100%;
  }
  footer .footer-form img {
    display: none;
  }
  footer .footer-form .footer-formbox {
    position: static;
  }
  footer .footer-form .footer-formcont {
    position: static;
    padding: 15px;
    background-image: url(../img/footer-form.jpg);
    border-radius: 5px;
    margin-bottom: 10px;
  }
  footer .footer-record .am-u-md-7 {
    width: 100%;
  }
  footer .footer-slick {
    margin-top: 0;
  }
  footer .footer-cont {
    padding-bottom: 20px;
  }
  footer .am-accordion-gapped .am-accordion-title {
    pointer-events: all;
  }
  footer .am-accordion-gapped .am-accordion-title:after {
    color: #fff;
    display: block;
  }
  .in-title {
    padding: 0 10px;
  }
  .in-desc {
    padding: 0 10px;
    font-size: 14px;
  }
  .advantage .advantage-text .in-desc {
    padding: 0;
  }
  .advantage .advantage-text .in-title {
    padding: 0;
  }
  .news {
    background-size: 200%;
  }
  .about-page .about-title {
    width: 100%;
  }
  .about-page .aboutpage-img {
    float: none;
    width: 100%;
    position: static;
    margin-bottom: 10px;
  }
  .about-page .aboutpage-img img {
    position: static;
    width: 100%;
  }
  .about-page .aboutpage-desc {
    width: 100%;
    padding-right: 1.5rem;
    min-height: auto;
  }
  .factory .factory-listbox .am-u-md-4 {
    width: 50%;
  }
  .factory .factory-listbox [class*=am-u-] + [class*=am-u-]:last-child {
    float: left;
  }
  .factory .factory-listbox {
    margin-bottom: 20px;
  }
  .factory .factory-listbox .factory-listcont p {
    font-size: 16px;
  }
  .certificate .certificate-listbox .certificate-listcont p {
    font-size: 16px;
    padding-left: 0;
  }
  .products-list .products-all .products-listtext p {
    -webkit-line-clamp: 3;
  }
  .products-list .products-all .products-listtext {
    padding-top: 20px;
  }
  .products-details .pro-details-slick {
    width: 100%;
  }
  .products-details .pro-details-msg {
    width: 100%;
    padding-left: 0;
  }
  .products-details .pro-details-msg .pro-details-msgbox {
    min-height: auto;
  }
  .products-details {
    padding-bottom: 30px;
  }
  .knowledge-details .knowledge-details-cont p {
    font-size: 14px;
    line-height: 24px;
  }
  .contact .add-number .add-numbertext p {
    margin-bottom: 5px;
  }
  .contact .add-number .add-numbertext h4 {
    padding-top: 0;
    line-height: 24px;
  }
  .contact .add-number .add-numbertext {
    padding-left: 15px;
    width: calc(100% - 220px);
  }
  .contact .add-number .add-numberimg {
    width: 220px;
  }
}
@media screen and (max-width: 641px) {
  .about .about-img {
    display: none;
  }
  .about .am-u-md-7 {
    background-image: url(../img/about-img.jpg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .about .about-text {
    margin-top: 30px;
    margin-bottom: 30px;
    padding: 20px;
  }
  .about .about-text h2 {
    font-size: 16;
    line-height: 26px;
  }
  .about .about-text h1 {
    font-size: 20px;
    line-height: 28px;
    margin-bottom: 8px;
  }
  .about .about-text p {
    font-size: 14px;
    line-height: 26px;
  }
  .about .about-btn {
    text-align: left;
    padding-top: 15px;
  }
  .about .about-btn1 i {
    font-size: 26px;
    line-height: 30px;
  }
  .about .about-btn1 span {
    font-size: 14px;
    line-height: 34px;
  }
  .about .about-btn2 {
    height: 30px;
    width: 130px;
    font-size: 14px;
  }
  .about .about-btn2 span {
    line-height: 34px;
  }
  .about .about-btn2 i {
    width: 25px;
    height: 25px;
    right: 3px;
    top: 3px;
    line-height: 27px;
    font-size: 16px;
  }
  .advantage .advantage-desc h4 {
    font-size: 16px;
    line-height: 20px;
  }
  .case .am-u-md-4 {
    width: 100%;
    margin-bottom: 15px;
  }
  .case .am-u-md-8 {
    width: 100%;
    padding-bottom: 20px;
  }
  .case .case-recommend1 .case-more {
    top: 5px;
  }
  .case .case-recommend1 .case-title {
    top: 0;
    margin: 0;
    padding-bottom: 20px;
  }
  .case .case-recommend2 {
    margin-bottom: 10px;
  }
  header {
    background-position-x: -300px;
  }
  .big-data p {
    font-size: 14px;
  }
  .big-data .big-num .counter {
    font-size: 22px;
  }
  .big-data .big-num:after {
    font-size: 18px;
  }
  .products {
    padding-top: 30px;
  }
  .ourvideo {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .advantage {
    padding-bottom: 0;
  }
  .ourvideo .video-text h4 {
    font-size: 16px;
  }
  .case .case-recommend1 h4 {
    font-size: 16px;
  }
  .case .case-recommend1 p {
    line-height: 20px;
  }
  .case .case-recommend2 .case-text h4 {
    font-size: 16px;
  }
  .case .case-recommend2 .case-text p {
    line-height: 20px;
  }
  .about-page .aboutpage-desc p {
    font-size: 14px;
    line-height: 24px;
  }
  .about-page .aboutpage-text p {
    font-size: 14px;
    line-height: 24px;
  }
  .about-page .about-title {
    padding-top: 0;
  }
  .about-page .about-title h2 {
    font-size: 18px;
    line-height: 24px;
  }
  .about-page .about-title h1 {
    font-size: 22px;
    line-height: 28px;
    padding-top: 5px;
  }
  footer .footer-slick .footer-slickbox div span {
    font-size: 16px;
  }
  .page-title {
    font-size: 22px;
  }
  .factory .factory-title {
    height: 35px;
    line-height: 42px;
  }
  .factory .factory-title span {
    font-size: 16px;
  }
  .factory .factory-title span:last-child {
    width: 30px;
    height: 30px;
    line-height: 36px;
    font-size: 18px;
    margin-top: 3px;
    margin-right: 3px;
  }
  .factory .factory-title span:last-child:after {
    width: 25px;
    height: 26px;
  }
  .certificate .certificate-title {
    height: 35px;
    line-height: 42px;
  }
  .certificate .certificate-title span {
    font-size: 16px;
  }
  .certificate .certificate-title span:last-child {
    width: 30px;
    height: 30px;
    line-height: 36px;
    font-size: 18px;
    margin-top: 3px;
    margin-right: 3px;
  }
  .certificate .certificate-title span:last-child:after {
    width: 25px;
    height: 26px;
  }
  .factory {
    padding-bottom: 0;
  }
  .certificate .certificate-listbox .am-u-md-3 {
    width: 50%;
    margin-bottom: 10px;
  }
  .certificate .certificate-listbox {
    margin-bottom: 20px;
  }
  .certificate {
    padding-bottom: 30px;
  }
  .certificate .certificate-listbox .certificate-listcont p {
    font-size: 14px;
    line-height: 24px;
  }
  .products-list .products-all .products-listtext h4 {
    font-size: 16px;
  }
  .products-list .products-all .products-listtext div {
    font-size: 14px;
  }
  .products-list .products-all .products-listtext .products-listmore {
    height: 30px;
    width: 125px;
    top: 0;
  }
  .products-list .products-all .products-listtext .products-listmore span {
    line-height: 34px;
    font-size: 14px;
  }
  .products-list .products-all .products-listtext .products-listmore i {
    width: 20px;
    height: 20px;
    line-height: 22px;
    font-size: 16px;
  }
  .products-list .products-all .products-allcont {
    margin-bottom: 30px;
  }
  .products-list {
    padding-bottom: 30px;
  }
  .page-num a {
    font-size: 16px;
    width: 34px;
    height: 34px;
    line-height: 36px;
    margin: 0 4px;
  }
  .products-list .list-l .menu1 > li > a {
    font-size: 16px;
    line-height: 20px;
  }
  .products-list .list-l .menu2 > li {
    font-size: 0;
  }
  .products-list .list-l .menu2 > li > a {
    font-size: 14px;
  }
  .products-list .list-l .menu2 > li.active > a span {
    border-bottom: none;
  }
  .products-list .products-all .products-listtext {
    padding-top: 5px;
  }
  .products-list .products-all .products-listtext p {
    line-height: 24px;
  }
  .products-details .list-l .menu1 > li > a {
    font-size: 16px;
    line-height: 20px;
  }
  .products-details .list-l .menu2 > li {
    font-size: 0;
  }
  .products-details .list-l .menu2 > li > a {
    font-size: 14px;
  }
  .products-details .list-l .menu2 > li.active > a span {
    border-bottom: none;
  }
  .case-list .case-listall {
    margin-bottom: 0;
  }
  .case-list .case-listall .am-u-md-4 {
    width: 50%;
  }
  .case-list .case-listtext h4 {
    font-size: 16px;
  }
  .case-list .case-listtext {
    margin: 0;
  }
  .case-list .case-listtext p {
    line-height: 20px;
    height: 40px;
  }
  .case-list {
    padding-bottom: 30px;
  }
  .case-list .case-listimg .star {
    width: 40px;
    height: 30px;
    line-height: 30px;
    font-size: 14px;
  }
  .case-list .case-listbox:hover .case-listtext {
    margin: 0;
  }
  .knowledge-details > h1 {
    font-size: 20px;
    line-height: 28px;
  }
  .knowledge-details .knowledge-details-cont {
    padding-top: 15px;
  }
  .case-details {
    padding-bottom: 30px;
  }
  .video-list .list-l .menu1 > li > a {
    font-size: 16px;
    line-height: 20px;
  }
  .video-list .list-l .menu2 > li {
    font-size: 0;
  }
  .video-list .list-l .menu2 > li > a {
    font-size: 14px;
  }
  .video-list .list-l .menu2 > li.active > a span {
    border-bottom: none;
  }
  .pro-knowledge .list-l .menu1 > li > a {
    font-size: 16px;
    line-height: 20px;
  }
  .pro-knowledge .pro-knowledge-all > div {
    margin-bottom: 20px;
  }
  .page-banner .item {
    width: 150%;
    margin-left: -25%;
  }
  .pro-knowledge .am-u-md-8 {
    padding-bottom: 30px;
  }
  .knowledge-details {
    padding-top: 10px;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text {
    padding-left: 20px;
    padding-top: 15px;
  }
  .download .pro-knowledge-all .knowledge-date div {
    padding-left: 20px;
  }
  .download .pro-knowledge-all .knowledge-date div:before {
    left: 10px;
    top: 42%;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text h4 {
    font-size: 16px;
  }
  .download .pro-knowledge-all .knowledge-listmore i {
    font-size: 14px;
  }
  .download {
    padding-bottom: 30px;
  }
  .news-list .news-listall > div {
    width: calc(50% - 10px);
    margin-right: 20px;
    margin-bottom: 20px;
  }
  .news-list .news-listall {
    padding-bottom: 10px;
  }
  .contact .contact-qrcode .qrcode-box p {
    font-size: 14px;
    line-height: 14px;
    margin-top: 10px;
  }
  .contact .contact-qrcode .qrcode-box {
    width: calc(50% - 10px);
    margin-right: 20px;
  }
  .contact .add-number .add-numberimg {
    width: 100%;
    float: none;
  }
  .contact .add-number .contact-address {
    padding-right: 0;
    margin-bottom: 0;
  }
  .contact .add-number .add-numbertext {
    width: 100%;
    padding-left: 0;
    padding-top: 10px;
  }
  .contact {
    padding-bottom: 30px;
  }
}
@media screen and (max-width: 480px) {
  .case .case-recommend2 .case-text {
    padding-left: 15px;
  }
  header .header-language {
    margin-left: 10px;
    margin-right: 10px;
  }
  .news {
    background-size: 250%;
  }
  .about-nav {
    height: 40px;
  }
  .about-nav ul {
    width: 100%;
    height: 40px;
  }
  .about-nav ul li:before {
    left: -14px;
  }
  .about-nav a {
    line-height: 40px;
    font-size: 14px;
  }
  .about-nav ul li:before {
    line-height: 40px;
  }
  .about-nav ul li a {
    padding: 0 5px;
  }
  .products-list .products-all .products-listtext p {
    -webkit-line-clamp: 2;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text {
    padding-left: 10px;
  }
  .page-banner .item {
    width: 180%;
    margin-left: -40%;
  }
  .download .pro-knowledge-all .pro-knowledge-img {
    width: 150px;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text {
    padding-top: 0;
  }
  .download .pro-knowledge-all .pro-knowledge-text {
    width: calc(100% - 150px);
  }
  .news-list .news-listall > div {
    width: calc(50% - 5px);
    margin-right: 10px;
    margin-bottom: 10px;
  }
  header .header-language {
    width: auto;
  }
  header .header-language:after {
    display: none;
  }
  header .header-search {
    float: right;
    margin-top: 24px;
    margin-right: 40px;
  }

  .contact .add-number .contact-number .add-numberbox{
    width: 100%;
  }
}
@media screen and (max-width: 380px) {
  .advantage .advantage-desc ul li {
    height: fit-content;
  }
  .case .case-recommend2 .case-more {
    top: 0;
  }
  .case .case-recommend2 .case-text {
    padding-bottom: 0;
  }
  header .logo {
    height: 60px;
    line-height: 60px;
  }
  header .am-container {
    height: 60px;
  }
  header {
    height: 60px;
    background-position-x: -350px;
  }
  header .header-search {
    margin-top: 18px;
  }
  header .header-language {
    margin-top: 14px;
    margin-left: 5px;
    margin-right: 5px;
  }
  .header .nav-collapse {
    top: 9px;
  }
  .news {
    background-size: 300%;
  }
  .about-nav ul li a {
    padding: 0 3px;
  }
  .products-list .products-all .products-listtext {
    padding-left: 10px;
  }
  .products-list .products-all .products-allcont > div:nth-child(2n) .products-listtext {
    padding-left: 0;
  }
  .page-banner .item {
    width: 200%;
    margin-left: -50%;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text p {
    padding-top: 0;
  }
  .pro-knowledge .pro-knowledge-all .pro-knowledge-text h4 {
    padding-top: 0;
  }
  .download .pro-knowledge-all .knowledge-listmore {
    margin-top: 0;
  }
  .news-list .newslist-text {
    padding: 10px 0;
  }
}