@media screen and (max-width: 1500px) {
.font28{
  font-size: 20px !important;
  line-height: 32px !important;
}
  .about_us .course_history .main .list .li {
    position: absolute;
    height: 100%;
  }
  .about_us .course_history .main .list .li .content {
    width: 200px;
  }
  .about_us .course_history .main .list .li .content .lead {
    font-size: 16px;
    color: #fff;
    text-align: center;
  }
  .about_us .course_history .main .list .li .date {
    width: 100px;
    height: 100px;
    line-height: 100px;
    font-size: 28px;
    font-weight: 600;
    text-align: center;
  }
  .about_us .course_history .main .list .li:nth-child(odd) .content {
    margin-top: 35%;
  }
  .about_us .course_history .main .list .li:nth-child(odd) .date {
    position: absolute;
    bottom: 32%;
    left: 24%;
  }
  .about_us .course_history .main .list .li:nth-child(even) {
    display: flex;
    flex-direction: column-reverse;
  }
  .about_us .course_history .main .list .li:nth-child(even) .date {
    position: absolute;
    top: 32%;
    left: 24%;
  }
  .about_us .course_history .main .list .li:nth-child(even) .content {
    margin-bottom: 30%;
  }
}
@media screen and (max-width: 1230px) {
  .index .about_us .container .wrap .video_box .video {
    height: auto;
  }
}
@media screen and (max-width: 1065px) {
  .btn_bg {
    font-size: 16px;
  }
  body {
    padding-top: 68px;
  }
  .banner .cover {
    height: 500px;
  }
  .contact_us_banner .cover {
    height: 500px;
  }
  .contact_us_banner .content {
    width: 80%;
  }
  .contact_us_banner .content .h3 {
    font-size: 24px;
  }
  .contact_us_banner .content .lead {
    font-size: 16px;
  }
  .product_banner .cover {
    height: 500px;
  }
  .product_banner .content {
    width: 80%;
    padding: 10px 20px;
  }
  .product_banner .content .h3 {
    font-size: 24px;
  }
  .product_banner .content .lead {
    font-size: 16px;
  }
  .news_center_banner .cover {
    height: 500px;
  }
  .news_center_banner .content .h3 {
    width: 90%;
    font-size: 22px;
    line-height: 32px;
  }
  .news_center_banner .content .lead {
    width: 95%;
  }
  .news_details_banner .content .wrap .left_box .h3 {
    font-size: 24px;
    line-height: 34px;
  }
  .header {
    display: none;
  }
  .h5_header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 68px;
    display: block;
    padding: 0 20px;
    z-index: 10;
    background: #fff;
  }
  .h5_header .content {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .h5_header .content .cover_box .cover {
    width: 65px;
  }
  .h5_header .content .wrap .box {
    display: flex;
    align-items: center;
  }
  .h5_header .content .wrap .box .search_icon {
    width: 30px;
    height: 20px;
    cursor: pointer;
    text-align: center;
  }
  .h5_header .content .wrap .box .search_icon .layui-icon {
    font-size: 20px;
    font-weight: 600;
  }
  .h5_header .content .wrap .box .language_icon {
    margin: 0 20px;
    position: relative;
  }
  .h5_header .content .wrap .box .language_icon .select_box {
    display: flex;
    align-items: center;
    cursor: pointer;
  }
  .h5_header .content .wrap .box .language_icon .select_box .wrap {
    display: flex;
    align-items: center;
    padding-right: 6px;
  }
  .h5_header .content .wrap .box .language_icon .select_box .wrap .cover_box .cover {
    width: 20px;
  }
  .h5_header .content .wrap .box .language_icon .select_box .wrap .text {
    font-size: 14px;
    font-weight: 600;
    padding-left: 5px;
  }
  .h5_header .content .wrap .box .language_icon .select_box .layui-icon {
    font-size: 12px;
    font-weight: 600;
    color: #0177E6;
    transition: 0.3s ease-in;
  }
  .h5_header .content .wrap .box .language_icon .language_ul {
    display: none;
    position: absolute;
    top: 43px;
    left: 0;
    width: 100%;
    background: #fff;
    padding: 6px;
    z-index: 12;
  }
  .h5_header .content .wrap .box .language_icon .language_ul .language_li .link {
    display: flex;
    align-items: center;
    padding: 6px 0;
  }
  .h5_header .content .wrap .box .language_icon .language_ul .language_li .link .cover_box .cover {
    width: 20px;
  }
  .h5_header .content .wrap .box .language_icon .language_ul .language_li .link .text {
    font-size: 12px;
    font-weight: 600;
    padding-left: 6px;
  }
  .h5_header .content .wrap .box .language_icon .language_ul .language_li .link:hover .text {
    color: #0177E6;
  }
  .h5_header .content .wrap .box .language_icon .language_ul .active .link .text {
    color: #0177E6;
  }
  .h5_header .content .wrap .box .menu {
    cursor: pointer;
    width: 26px;
    height: 16px;
    position: relative;
  }
  .h5_header .content .wrap .box .menu .lis {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    transition: all 0.3s ease;
    border-radius: 2px;
    background: #333;
    transform-origin: 50% 50%;
  }
  .h5_header .content .wrap .box .menu .lis:nth-child(1) {
    top: 0;
  }
  .h5_header .content .wrap .box .menu .lis:nth-child(2) {
    width: 60%;
    top: 50%;
    left: 40%;
    transform: translateY(-50%);
  }
  .h5_header .content .wrap .box .menu .lis:nth-child(3) {
    top: 98%;
  }
  .h5_header .content .wrap .box .active .lis:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }
  .h5_header .content .wrap .box .active .lis:nth-child(2) {
    display: none;
  }
  .h5_header .content .wrap .box .active .lis:nth-child(3) {
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
  }
  .h5_header .h5_nav {
    position: fixed;
    top: 69px;
    right: 0;
    width: 100%;
    height: calc(100vh - 68px);
    right: -100%;
    transition: all 0.46s ease-in;
    background: #fff;
  }
  .h5_header .h5_nav .nav_box {
    height: 100%;
  }
  .h5_header .h5_nav .nav_box .ul_nav {
    height: 100%;
    padding: 10px 20px;
    overflow-y: scroll;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li {
    border-bottom: 1px solid #f0f0f0;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link {
    font-size: 14px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 10px;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link .link {
    padding: 16px 0;
    flex: 1;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link .down {
    padding: 16px 0;
    padding-left: 30px;
    flex: none;
    text-align: right;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link .down .layui-icon {
    transition: all 0.4s ease-in;
    display: inline-block;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link_active {
    background: #0177E6;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link_active .link {
    color: #fff;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_link_active .down .layui-icon {
    transform: rotate(90deg);
    color: #fff;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_ul_down {
    box-shadow: none;
    display: none;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_ul_down .down_li .down_link {
    font-size: 14px;
    font-weight: 600;
    padding: 16px 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .layui-icon {
    font-size: 14px;
    color: #0177e6;
  }
  .h5_header .h5_nav .nav_box .ul_nav .nav_li .nav_ul_down_active {
    background: #f0f0f0;
  }
  .h5_header .h5_nav_open {
    right: 0;
  }
  .h5_header .search_box {
    position: fixed;
    top: 69px;
    right: 0;
    width: 100%;
    height: calc(100vh - 68px);
    right: -100%;
    transition: all 0.46s ease-in;
    background: #fff;
    padding: 10px;
    overflow-x: hidden;
    overflow-y: auto;
  }
  .h5_header .search_box .wrap .head {
    text-align: right;
  }
  .h5_header .search_box .wrap .head .layui-icon {
    font-size: 26px;
    font-weight: 600;
    cursor: pointer;
  }
  .h5_header .search_box .wrap .type_box {
    position: relative;
  }
  .h5_header .search_box .wrap .type_box .select {
    padding: 10px 0;
    display: flex;
    align-items: center;
    cursor: pointer;
  }
  .h5_header .search_box .wrap .type_box .select .text {
    font-size: 16px;
    padding-right: 6px;
  }
  .h5_header .search_box .wrap .type_box .select .layui-icon {
    font-size: 14px;
    color: #0177E6;
    font-weight: 600;
    transition: all 0.4s ease-in;
  }
  .h5_header .search_box .wrap .type_box .select .icon_rotate {
    transform: rotate(-180deg);
  }
  .h5_header .search_box .wrap .type_box .type_ul {
    display: none;
    position: absolute;
    top: 40px;
    left: 0;
    width: 300px;
    padding: 10px 14px;
    background: #fff;
    max-height: 300px;
    overflow-y: auto;
  }
  .h5_header .search_box .wrap .type_box .type_ul .type_li {
    padding: 8px 0;
  }
  .h5_header .search_box .wrap .search_form {
    padding: 10px 0;
  }
  .h5_header .search_box .wrap .search_form .form {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .h5_header .search_box .wrap .search_form .form .search_input {
    flex: 1;
    padding-right: 20px;
  }
  .h5_header .search_box .wrap .search_form .form .search_input:focus {
    box-shadow: 0 0 0 1px rgba(1, 119, 230, 0.6);
  }
  .h5_header .search_box .wrap .search_form .form .btn_box {
    width: 40px;
    height: 40px;
    line-height: 40px;
    padding: 0;
    background: #0177E6;
  }
  .h5_header .search_box_open {
    right: 0;
  }
  .h5_header .hot_logo {
    padding: 10px 0;
  }
  .h5_header .hot_logo .list {
    padding: 0 10px;
    display: flex;
    flex-wrap: wrap;
  }
  .h5_header .hot_logo .list .li {
    padding: 0 10px;
    margin-bottom: 20px;
  }
  .h5_header .hot_logo .list .li .link {
    background: #f3f3f3;
    padding: 20px;
  }
  .h5_header .com_head {
    padding-bottom: 10px;
  }
  .h5_header .com_head .title {
    font-size: 16px;
    color: #262626;
  }
  .h5_header .hot_history {
    padding: 0 10px;
  }
  .h5_header .hot_history .li .link {
    font-size: 14px;
    padding: 10px 0;
  }
  .index .banner {
    height: calc(100vh - 68px);
  }
  .index .banner .index_banner .banner_wrap .item .content .wrap {
    width: 80%;
    padding: 20px;
  }
  .index .banner .index_banner .banner_wrap .item .content .wrap .name {
    font-size: 14px;
    line-height: 26px;
  }
  .index .banner .index_banner .banner_wrap .item .content .wrap .lead {
    font-size: 16px;
    line-height: 28px;
    margin: 10px 0;
  }
  .index .banner .index_banner .banner_wrap .item .content .wrap .desc {
    font-size: 14px;
    line-height: 26px;
  }
  .index .banner .index_banner .swiper-button-next {
    left: initial;
    right: 10px;
    width: 80px;
    height: 80px;
  }
  .index .banner .index_banner .swiper-button-next .num {
    height: 32px;
  }
  .index .about_us .container {
    padding-top: 30px;
  }
  .index .about_us .container .wrap .content {
    padding: 20px;
  }
  .index .about_us .container .wrap .video_box .video {
    height: auto;
  }
  .about_us .course_history .main {
    padding: 0;
    height: 828px;
    display: flex;
    align-items: center;
  }
  .about_us .course_history .main .line {
    position: static;
    transform: translate(0, 0);
    text-align: center;
  }
  .about_us .course_history .main .line .cover_pc {
    display: none;
  }
  .about_us .course_history .main .line .cover_h5 {
    display: block;
    width: 130px;
    margin: auto;
  }
  .about_us .course_history .main .list {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .about_us .course_history .main .list .li {
    width: 100%;
    height: 14%;
    left: 0;
  }
  .about_us .course_history .main .list .li .date {
    font-size: 18px;
    width: 60px;
    height: 60px;
    line-height: 60px;
  }
  .about_us .course_history .main .list .li:nth-child(odd) .date {
    position: absolute;
    bottom: 48%;
    left: 36.5%;
  }
  .about_us .course_history .main .list .li:nth-child(odd) .content {
    margin: 0;
    position: absolute;
    width: 30%;
    top: 0%;
    right: 4%;
  }
  .about_us .course_history .main .list .li:nth-child(even) .date {
    position: absolute;
    top: initial;
    bottom: 35%;
    left: 49.5%;
  }
  .about_us .course_history .main .list .li:nth-child(even) .content {
    margin: 0;
    position: absolute;
    width: 30%;
    left: 4%;
    top: 14%;
  }
  .about_us .course_history .main .list .li1 {
    top: 10%;
  }
  .about_us .course_history .main .list .li2 {
    top: 20%;
  }
  .about_us .course_history .main .list .li3 {
    top: 34%;
  }
  .about_us .course_history .main .list .li4 {
    top: 44%;
  }
  .about_us .course_history .main .list .li5 {
    top: 58%;
  }
  .about_us .course_history .main .list .li6 {
    top: 68.5%;
  }
  .about_us .course_history .main .list .li7 {
    top: 82%;
  }
  .about_us .certificate {
    padding: 30px 0;
  }
  .about_us .certificate .h3 {
    font-size: 26px;
  }
  .about_us .certificate .main {
    padding-top: 0;
  }
  .about_us .cultrue .main .cover_box {
    padding: 0;
  }
  .product .main .menu_box {
    transform: translateY(0);
    position: fixed;
    top: 40%;
    right: -70%;
    z-index: 10;
    width: 70%;
    transition: all 0.6s ease-in;
  }
  .product .main .menu_box::before {
    top: 55px;
  }
  .product .main .menu_box .h3 {
    font-size: 16px;
    height: 50px;
    line-height: 50px;
  }
  .product .main .menu_box .tabs_ul {
    height: 350px;
    padding: 20px 0 0 0;
  }
  .product .main .menu_box .tabs_ul .li {
    padding: 15px 10px;
  }
  .product .main .menu_box .tabs_ul .li .text {
    font-size: 14px;
  }
  .product .main .menu_box .tabs_ul .li .iconfont {
    font-weight: 500;
  }
  .product .main .menu_box .clear_menu {
    display: block;
    position: absolute;
    left: -44px;
    top: 0;
    background: #0177e6;
    width: 44px;
    height: 44px;
  }
  .product .main .menu_box .clear_menu .clear {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .product .main .menu_box .clear_menu .menu {
    cursor: pointer;
    width: 28px;
    height: 16px;
    position: relative;
  }
  .product .main .menu_box .clear_menu .menu .lis {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    transition: all 0.3s ease;
    border-radius: 2px;
    background: #fff;
    transform-origin: 50% 50%;
  }
  .product .main .menu_box .clear_menu .menu .lis:nth-child(1) {
    top: 0;
  }
  .product .main .menu_box .clear_menu .menu .lis:nth-child(2) {
    width: 60%;
    top: 50%;
    left: 40%;
    transform: translateY(-50%);
  }
  .product .main .menu_box .clear_menu .menu .lis:nth-child(3) {
    top: 98%;
  }
  .product .main .menu_box .clear_menu .active .lis:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }
  .product .main .menu_box .clear_menu .active .lis:nth-child(2) {
    display: none;
  }
  .product .main .menu_box .clear_menu .active .lis:nth-child(3) {
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
  }
  .product .main .menu_box_active {
    right: 0;
  }
  .product .main .right_box {
    width: 100%;
    padding: 15px;
  }
  .product .main .right_box .head_box .search_box .box {
    width: 100%;
  }
  .product .main .right_box .list {
    padding-top: 20px;
  }
  .product .main .right_box .list .item {
    margin-bottom: 30px;
    padding-bottom: 0;
  }
  .product .main .right_box .list .item .item_head {
    padding: 0 10px;
  }
  .product .main .right_box .list .item .item_head .left_box {
    padding-right: 10px;
  }
  .product .main .right_box .list .item .item_head .left_box .cover_box {
    flex: 1;
  }
  .product .main .right_box .list .item .item_head .left_box .cover_box .cover {
    width: 100%;
    height: auto;
  }
  .product .main .right_box .list .item .item_head .left_box .h4 {
    flex: 2;
  }
  .product .main .right_box .list .item .item_head .num {
    flex: none;
  }
  .product .main .right_box .list .item .item_list {
    padding-top: 20px;
  }
  .product .main .right_box .list .item .item_list .item_li .link {
    width: 100%;
  }
  .product .main .right_box .son_list .wrap .item {
    margin-bottom: 20px;
  }
  .product .main .right_box .son_list .wrap .item .box {
    padding: 10px;
  }
  .product .main .right_box .son_list .wrap .item .box .cover_box {
    text-align: center;
  }
  .product .main .right_box .son_list .wrap .item .box .cover_box .cover {
    width: 60%;
  }
  .product .main .right_box .son_list .wrap .item .box .content .link {
    width: 100%;
  }
  .product_details .main {
    padding: 20px 0;
  }
  .product_details .main .table_box .container {
    padding: 10px;
  }
  .product_details .main .table_box .container .box {
    padding: 10px;
  }
  .product_details .main .table_box .ul .li .val {
    margin-top: 10px;
  }
  .product_details .main .upload_box .container .box {
    padding: 10px;
  }
  .product_details .main .upload_box .container .box .contact_us_form {
    padding: 20px 0;
  }
  .product_details .main .upload_box .container .box .contact_us_form .item .input_box {
    margin-bottom: 20px;
  }
  .product_details .main .upload_box .container .box .contact_us_form .btn_box {
    width: 100%;
    height: 50px;
  }
  .contact_us .tabs_box {
    padding: 20px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }
  .contact_us .tabs_box .li {
    transform: translateY(0);
    padding: 14px 10px;
    margin: 0 10px;
  }
  .contact_us .tabs_box .li .iconfont {
    font-size: 18px;
  }
  .contact_us .tabs_box .li .text {
    font-size: 16px;
    padding-left: 3px;
  }
  .contact_us .data {
    padding-top: 0;
    padding-bottom: 0;
  }
  .contact_us .data .container {
    margin: 0;
    padding: 0;
  }
  .contact_us .data .wrap .row {
    margin: 0;
  }
  .contact_us .data .wrap .left_box {
    padding: 20px;
  }
  .contact_us .data .wrap .left_box .row {
    padding: 0;
    margin: 0;
  }
  .contact_us .data .wrap .left_box .row .content {
    padding: 0;
  }
  .contact_us .data .wrap .left_box .row .code_box {
    padding-top: 20px;
    padding-left: 0;
  }
  .contact_us .data .wrap .left_box .row .code_box .head {
    font-size: 28px;
    margin-bottom: 10px;
  }
  .contact_us .data .wrap .right_box {
    padding: 0;
  }
  .contact_us .data .wrap .right_box .wrap {
    min-height: auto;
    padding: 30px 20px;
  }
  .contact_us .data .wrap .right_box .wrap .name {
    font-size: 16px;
  }
  .contact_us .data .wrap .right_box .wrap .val {
    font-size: 22px;
    margin-bottom: 20px;
  }
  .contact_us .message_box .wrap {
    flex-wrap: wrap;
  }
  .contact_us .message_box .wrap .content .info {
    flex-wrap: wrap;
  }
  .contact_us .message_box .wrap .content .info .box {
    width: 100%;
  }
  .contact_us .message_box .wrap .form_box {
    margin-top: 15px;
  }
  .rfq_form .form_box {
    width: 80%;
  }
  .service .help {
    height: auto;
    flex-wrap: wrap;
  }
  .service .help .head {
    width: 100%;
  }
  .service .help .wrap {
    height: auto;
    width: 100%;
  }
  .service .help .wrap .cover_box {
    height: auto;
    text-align: center;
    width: 60%;
    margin: auto;
  }
  .service .help .wrap .cover_box .cover {
    height: auto;
  }
  .service .help .wrap .content {
    margin-top: 40px;
    height: auto;
  }
  .service .help .wrap .content .list {
    width: 100%;
    height: auto;
    padding: 0 30px;
  }
  .service .out_advantage {
    padding: 20px 0;
  }
  .service .out_advantage .wrap .h3 {
    font-size: 42px;
  }
  .service .out_advantage .wrap .name {
    margin-top: 30px;
    font-size: 28px;
  }
  .service .out_advantage .wrap .desc {
    width: 100%;
  }
  .service .out_advantage .wrap .list {
    margin-top: 20px;
  }
  .service .out_advantage .wrap .list .li {
    padding: 20px;
  }
  .service .out_advantage .wrap .list .li .head .title {
    font-size: 18px;
  }
  .service .out_advantage .wrap .list .li .content_up {
    padding-top: 10px;
  }
  .service .environment {
    padding: 20px 0;
  }
  .service .environment::after {
    display: none;
  }
  .service .environment .wrap {
    padding: 0 15px;
    height: auto;
  }
  .service .environment .wrap .content {
    background: #0177E6;
    padding: 20px;
  }
  .service .understand {
    padding: 0 0 20px 0;
  }
  .service .understand .desc {
    width: 100%;
  }
  .service .understand .h3 {
    width: 100%;
    font-size: 18px;
    line-height: 28px;
  }
  .service .market {
    padding: 30px 0;
  }
  .service .market .list {
    padding-top: 30px;
  }
  .service .market .list .li .box {
    padding: 20px;
  }
  .service .related_service .h3 {
    font-size: 44px;
  }
  .service .related_service .title {
    font-size: 24px;
  }
  .service .related_service_swiper {
    padding-top: 30px;
  }
  .service .related_service_swiper .service_list {
    margin-top: 20px;
  }
  .service .related_service_swiper .service_list .service_swiper .item .link .cover_box .cover {
    min-height: 450px;
  }
  .service .related_service_swiper .service_list .service_swiper .item .link .content {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  .service .related_service_swiper .service_list .service_swiper .item .link .content .name {
    font-size: 18px;
  }
  .service .related_service_swiper .service_list .service_swiper .item .link .content .lead {
    font-size: 14px;
  }
  .quality .quality_business .wrap .li .item .content .h3 {
    font-size: 18px;
  }
  .quality .quality_business .wrap .li .item .content .lead {
    margin-top: 10px;
  }
  .quality .process_for_success {
    padding: 30px 0;
  }
  .quality .process_for_success .content {
    padding: 100px 0 50px;
  }
  .quality .process_for_success .content .main .list .li .lead {
    font-size: 14px;
    line-height: 24px;
  }
  .quality .process_for_success .content .main .list .li .icon {
    width: 34px;
  }
  .quality .testing {
    padding: 30px 0;
  }
  .quality .testing .head_box .lead {
    width: 90%;
    font-size: 16px;
    line-height: 24px;
  }
  .quality .testing .main .wrap {
    padding: 30px 0 0 0;
  }
  .quality .testing .main .wrap .list .item {
    margin-bottom: 20px;
  }
}
@media screen and (max-width: 992px) {
  .about_us .company_info .main .content {
    padding-left: 15px;
  }
  .about_us .cultrue {
    padding: 0 15px;
  }
  .about_us .cultrue .content {
    margin-bottom: 20px;
  }
  .quality .test_process .pc {
    display: none;
  }
  .quality .test_process .h5 {
    display: block;
  }
  .quality .test_process .h5 .h5_list .row {
    display: flex;
    flex-wrap: wrap;
  }
  .quality .test_process .h5 .h5_list .item {
    margin-bottom: 50px;
  }
  .quality .test_process .h5 .h5_list .item .wrap {
    position: relative;
    border-radius: 50%;
  }
  .quality .test_process .h5 .h5_list .item .wrap .box {
    margin: auto;
    width: 250px;
    height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    border-radius: 50%;
  }
  .quality .test_process .h5 .h5_list .item .wrap .box .lead {
    font-size: 14px;
    line-height: 28px;
    color: #fff;
    margin-top: 10px;
  }
  .quality .test_process .h5 .h5_list .item .right {
    position: absolute;
    top: 50%;
    right: -35px;
    transform: translateY(-50%);
    width: 50px;
  }
  .quality .test_process .h5 .h5_list .item .right .img {
    width: 100%;
  }
  .quality .test_process .h5 .h5_list .item .bottom {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 25px;
  }
  .quality .test_process .h5 .h5_list .item .bottom .img {
    width: 100%;
  }
  .quality .test_process .h5 .h5_list .item .left {
    position: absolute;
    left: -35px;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
  }
  .quality .test_process .h5 .h5_list .item .left .img {
    width: 100%;
  }
  .quality .test_process .h5 .h5_list .bg1 .box {
    background: #0177E6;
  }
  .quality .test_process .h5 .h5_list .bg2 .box {
    background: #103D66;
  }
}
@media screen and (max-width: 767px) {
  .news_details_banner .content .wrap .left_box .date {
    margin-top: 10px;
  }
  .news_details_banner .content .wrap .left_box .date .day {
    font-size: 34px;
  }
  .news_details_banner .content .wrap .cover_box {
    margin-top: 20px;
    padding: 0 30px;
  }
  .footer .nav_wrap .box {
    padding: 50px 0 0 0;
  }
  .footer .nav_wrap .box .left_box .logo {
    text-align: center;
  }
  .footer .nav_wrap .box .left_box .logo .link .cover {
    width: 240px;
  }
  .footer .nav_wrap .box .left_box .link_list {
    padding-top: 10px;
  }
  .footer .nav_wrap .box .left_box .link_list .item .cover {
    width: 35px;
  }
  .footer .nav_wrap .box .left_box .link_list .wx_item .cover {
    width: 35px;
  }
  .footer .nav_wrap .box .left_box .link_list .wx_item .open {
    left: -100px;
    top: -520px;
  }
  .footer .nav_wrap .box .left_box .link_list .wx_item .open .cover {
    width: 120px;
  }
  .footer .nav_wrap .box .right_box {
    padding-top: 30px;
  }
  .footer .nav_wrap .box .right_box .content .head {
    margin-bottom: 20px;
  }
  .footer .nav_wrap .copyright {
    padding: 20px 10px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }
  .footer .nav_wrap .copyright .text {
    font-size: 12px;
    line-height: 22px;
  }
  .footer .nav_wrap .copyright .link {
    font-size: 12px;
    line-height: 22px;
  }
  .index .banner {
    overflow: hidden;
  }
  .index .about_us .container {
    padding: 10px;
  }
  .index .about_us .container .wrap {
    padding: 0;
  }
  .index .about_us .container .wrap .content .h3 {
    font-size: 24px;
    line-height: 34px;
    margin: 0;
  }
  .index .about_us .container .wrap .content .btn_box {
    padding: 10px 0;
  }
  .index .about_us .container .wrap .video_box {
    height: auto;
  }
  .index .about_us .container .wrap .video_box .video {
    position: relative;
  }
  .index .about_us .container .about_us_bottom {
    position: relative;
    width: 100%;
    margin-top: 10px;
    padding: 20px;
  }
  .index .about_us .container .about_us_bottom .box .h4 {
    font-size: 18px;
    line-height: 26px;
    font-weight: 600;
  }
  .index .about_us .container .about_us_bottom .box .lead {
    font-size: 14px;
    line-height: 24px;
  }
  .index .about_us .container .about_us_bottom .arrow {
    flex: none;
  }
  .index .data_num {
    padding: 20px 0;
  }
  .index .data_num .container .wrap .h3 {
    font-size: 24px;
  }
  .index .data_num .container .wrap .list {
    padding: 10px 0;
  }
  .index .data_num .container .wrap .list .li {
    margin: 20px 0;
  }
  .index .data_num .container .wrap .list .li .num {
    font-size: 34px;
    line-height: 44px;
  }
  .index .data_num .container .wrap .list .li .num .text {
    font-size: 34px;
    line-height: 44px;
  }
  .index .data_num .container .wrap .btn_box {
    padding-top: 20px;
  }
  .index .cooperation {
    padding: 30px 0;
  }
  .index .cooperation .container .swiper-container {
    margin: 10px 0;
  }
  .index .scheme {
    padding: 30px 0;
  }
  .index .scheme .h3 {
    font-size: 26px;
    line-height: 36px;
    margin: 0;
  }
  .index .scheme .scheme_list {
    padding-top: 30px;
  }
  .index .form {
    padding: 30px 0;
  }
  .index .form .h3 {
    font-size: 26px;
    line-height: 36px;
    margin: 0;
  }
  .index .form .form_box .form_list {
    padding-top: 30px;
  }
  .index .form .form_box .btn_box {
    margin-top: 10px;
    text-align: center;
  }
  .index .industry {
    padding: 30px 0;
  }
  .index .industry .wrap .left_box {
    padding: 10px;
  }
  .index .industry .wrap .left_box .h4 {
    font-size: 24px;
    line-height: 34px;
  }
  .index .industry .wrap .right_box {
    padding-top: 10px;
  }
  .index .industry .wrap .right_box .arrow {
    padding-top: 20px;
  }
  .index .industry .wrap .right_box .arrow .industry_next {
    margin-right: 0;
  }
  .index .industry .industry_list {
    margin-top: 30px;
  }
  .index .location .location_swiper .item .item_content {
    left: 0;
    max-width: 100%;
    transform: translateX(0);
  }
  .index .location .location_swiper .item .item_content .wrap {
    width: 80%;
    padding: 30px 20px;
  }
  .index .location .location_swiper .content {
    left: 0;
    transform: translateX(0);
    padding-left: 20px;
  }
  .about_us .company_info {
    padding: 30px 0;
  }
  .about_us .company_info .main .content {
    padding-left: 15px;
  }
  .about_us .company_info .main .content .h4 {
    font-size: 26px;
    line-height: 36px;
  }
  .about_us .cultrue .main {
    padding-bottom: 20px;
  }
  .about_us .cultrue .content {
    padding: 0;
  }
  .about_us .cultrue .content .h3 {
    font-size: 26px;
    line-height: 36px;
  }
  .about_us .cultrue .content .sub {
    padding: 10px 0;
  }
  .about_us .cultrue::after {
    content: '';
    width: 80%;
  }
  .contact_us .message_box .wrap {
    padding: 20px 0;
    flex-wrap: wrap;
  }
  .contact_us .message_box .wrap .content .h3 {
    font-size: 24px;
    line-height: 34px;
  }
  .contact_us .message_box .wrap .content .lead {
    font-size: 18px;
    line-height: 24px;
  }
  .contact_us .message_box .wrap .content .info {
    margin-top: 20px;
  }
  .contact_us .message_box .wrap .content .info .box {
    padding: 10px 0;
  }
  .contact_us .message_box .wrap .content .info .box .val {
    font-size: 26px;
  }
  .contact_us .message_box .wrap .form_box .contact_us_form .item .input_box:nth-child(2) {
    margin-top: 15px;
  }
  .contact_us .message_box .wrap .form_box .contact_us_form .btn_box {
    width: 100%;
  }
  .rfq_form .form_box {
    padding: 20px 10px;
  }
  .rfq_form .form_box .item .input_box:nth-child(2) {
    margin-top: 15px;
  }
  .news_center .tabs_box {
    border-bottom: 0;
  }
  .news_details .main {
    padding: 30px 0;
    transform: translateY(0);
  }
  .news_details .main .container {
    padding: 0;
    margin: 0;
  }
  .news_details .main .wrap {
    padding: 10px;
  }
  .news_details .main .wrap .cover_box {
    margin: 10px 0;
  }
  .news_details .main .wrap .cover_box .box {
    margin-bottom: 10px;
  }
  .news_details .main .wrap .section {
    padding: 20px 0;
  }
  .news_details .main .wrap .section .li .name {
    font-size: 16px;
  }
  .news_details .main .wrap .section .li .link {
    font-size: 14px;
  }
  .news_details .main .wrap .section .return_box {
    margin-top: 20px;
  }
  .service .help .head {
    height: 100px;
  }
  .service .help .head .h3 {
    line-height: 100px;
    font-size: 26px;
  }
  .service .help .main .wrap {
    padding: 0;
  }
  .service .help .main .wrap .content {
    margin: 0 0 20px 0;
    padding: 0;
  }
  .service .help .main .wrap .content .list {
    padding: 0 10px !important;
  }
  .service .help .main .wrap .content .list .li {
    padding: 25px 0;
    font-size: 16px;
  }
  .service .help .main .wrap .content .list .li .serial_number {
    font-size: 16px;
  }
  .service .help .main .wrap .content .list .li .text {
    padding: 0 12px;
  }
  .service .help .main .wrap .content .list .li .icon {
    width: 18px;
  }
  .service .market .list .li {
    margin-bottom: 30px;
  }
  .service .market .list .li .box {
    min-height: auto;
  }
  .service .related_service .h3 {
    font-size: 32px;
  }
  .service .related_service .list .box {
    min-height: auto;
  }
  .service .service_standards .main .wrap .item .li {
    padding: 10px;
  }
  .service .service_standards .main .wrap .item .li .text {
    font-size: 16px;
    padding: 0 10px;
  }
  .quality .process_for_success .title {
    font-size: 24px;
    line-height: 32px;
  }
  .quality .process_for_success .desc {
    width: 90%;
    margin: 0;
  }
  .quality .process_for_success .content {
    padding: 30px 0;
  }
  .quality .process_for_success .content .main .cover {
    display: none;
  }
  .quality .process_for_success .content .main .list::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background: #fff;
    transform: translateX(-50%);
  }
  .quality .process_for_success .content .main .list .li:nth-child(odd) {
    flex-flow: row-reverse;
  }
  .quality .process_for_success .content .main .list .li:nth-child(odd) .box {
    text-align: right;
  }
  .quality .process_for_success .content .main .list .li:nth-child(even) .box {
    justify-content: flex-end;
  }
  .quality .process_for_success .content .main .list .li {
    width: 100%;
    position: initial;
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
  }
  .quality .process_for_success .content .main .list .li .box {
    width: 50%;
    padding: 0 10px;
    flex-direction: column;
  }
  .quality .process_for_success .content .main .list .li .box .lead {
    margin-top: 10px;
    text-align: left;
  }
  .quality .standards {
    padding: 30px 0;
  }
  .quality .standards .h3 {
    font-size: 24px;
  }
  .quality .standards .desc {
    width: 90%;
  }
  .quality .standards .main {
    padding: 20px 0 0 0;
  }
  .quality .standards .main .wrap .item {
    margin-bottom: 20px;
  }
  .quality .standards .main .wrap .item .box {
    padding: 20px;
  }
  .quality .standards .name {
    margin-top: 20px;
  }
  .quality .standards .text {
    width: 100%;
    font-size: 18px;
    line-height: 28px;
  }
  .quality .standards .introduce {
    width: 100%;
  }
  .quality .policy {
    padding: 30px 0;
  }
  .quality .policy .head_box .lead {
    width: 90%;
    font-size: 16px;
    line-height: 26px;
  }
  .quality .policy .head_box .desc {
    width: 100%;
  }
  .quality .policy .main {
    padding-top: 30px;
  }
  .quality .policy .main .wrap .content {
    padding: 20px;
  }
  .quality .test_process .h5 .h5_list .row .item .wrap .box {
    width: 150px;
    height: 150px;
    padding: 20px;
  }
  .quality .test_process .h5 .h5_list .row .item .wrap .box .cover_box {
    text-align: center;
  }
  .quality .test_process .h5 .h5_list .row .item .wrap .box .cover_box .cover {
    width: 60%;
  }
  .quality .test_process .h5 .h5_list .row .item .wrap .box .lead {
    font-size: 12px;
    line-height: 18px;
    text-align: center;
  }
  .quality .test_process .h5 .h5_list .row .item .right {
    right: -28px;
    width: 25px;
  }
  .quality .test_process .h5 .h5_list .row .item .bottom {
    bottom: -36px;
    width: 18px;
  }
  .quality .test_process .h5 .h5_list .row .item .left {
    left: -14px;
    width: 25px;
  }
  .brand .brand_main {
    padding: 20px 0;
  }
  .brand .brand_main .container {
    padding: 0;
  }
  .brand .brand_main .wrap .item {
    padding: 0 15px;
    margin-bottom: 10px;
  }
  .brand .brand_main .wrap .item .h3 {
    font-size: 26px;
  }
  .brand .brand_main .wrap .item .li .content {
    padding: 20px 10px;
  }
  .brand .brand_main .wrap .item .li .content .h4 {
    font-size: 16px;
  }
  .brand .brand_main .wrap .item .li .content .name {
    font-size: 14px;
    margin: 10px 0;
  }
  .brand .brand_main .wrap .item .li .content .describe {
    font-size: 14px;
    line-height: 24px;
  }
}