@media screen and (min-width: 768px) and (max-width: 1199px) {
  .main_middle {
    width: 100%;
  }

  /* mobile_header */
  .mobile_header {
    display: block;
    position: fixed;
    top: 0;
    z-index: 9;
    width: 100%;
    height: 1rem;
    box-shadow: 0 5px 10px 0 rgba(186, 192, 239, 0.42);
    background-color: rgba(255, 255, 255, 0.8);
    transition: transform 0.2s linear;
  }

  .mobile_header_move {
    transform: translateX(85%);
  }

  .open_icon {
    position: absolute;
    top: 50%;
    left: 0.24rem;
    transform: translateY(-50%);
    width: 0.7rem;
    height: 0.7rem;
  }

  .open_icon::before {
    content: '';
    position: absolute;
    top: 30%;
    width: 100%;
    height: 0.02rem;
    background-color: #999;
    transform-origin: center;
    transition: transform 0.2s linear;
  }

  .open_icon::after {
    content: '';
    position: absolute;
    bottom: 30%;
    width: 100%;
    height: 0.02rem;
    background-color: #999;
    transform-origin: center;
    transition: transform 0.2s linear;
  }

  .open_icon_active::before {
    top: 47.5%;
    transform: rotateZ(-45deg);
  }

  .open_icon_active::after {
    bottom: 47.5%;
    transform: rotateZ(45deg);
  }

  .mobile_header .mobile_logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 60%;
  }

  /* for_mobile */
  .for_mobile {
    display: block;
    height: 1rem;
  }

  /* mobile_left */
  .mobile_left {
    display: block;
    position: fixed;
    width: 85%;
    height: 100vh;
    background-color: #111;
    z-index: 9;
    transform: translateX(-101%);
    transition: transform 0.2s linear;
  }

  .mobile_left_move {
    transform: translateX(0);
  }

  .mobile_menu {
    padding-top: 1rem;
  }

  .mobile_menu li {
    height: 1.2rem;
    line-height: 1.2rem;
    padding-left: 0.8rem;
    border-bottom: 1px solid #333;
    font-size: 0.28rem;
  }

  .mobile_menu li a {
    display: block;
    color: #888;
  }

  .mobile_menu li:hover a {
    color: #BE292D;
  }

  /* full_shade */
  .full_shade {
    position: fixed;
    width: 100vw;
    height: 100vh;
    z-index: 8;
    background-color: rgba(0, 0, 0, 0.1);
  }

  /* header */
  .header {
    display: none;
  }

  /* banner */
  .swiper-container img {
    width: 100%;
  }

  .swiper-pagination .my-bullet {
    width: 0.3rem;
    height: 0.07rem;
  }

  /* Product */
  .categories {
    height: auto;
    padding: 0.2rem 0;
  }

  .categories h3 {
    font-size: 0.4rem;
    line-height: 1em;
  }

  .categories i {
    width: 0.14rem;
    height: 0.14rem;
    margin: 0.14rem 0;
  }

  .categories h5 {
    font-size: 0.4rem;
    line-height: 1em;
    text-transform: uppercase;
    font-weight: bold;
  }

  .product {
    gap: 0.1rem;
    grid-gap: 0.1rem;
    grid-template-columns: 1fr 1fr;
  }

  .pro_item:nth-of-type(1) {
    grid-column: 1 / 3;
    grid-row: auto;
  }

  .pro_item:nth-of-type(2) {
    grid-column: 1 / 2;
    grid-row: auto;
  }

  .pro_item:nth-of-type(3) {
    grid-column: 2 / 3;
    grid-row: auto;
  }

  .pro_item:nth-of-type(4) {
    grid-column: 1 / 2;
    grid-row: auto;
  }

  .pro_item:nth-of-type(5) {
    grid-column: 2 / 3;
    grid-row: auto;
  }

  .pro_item:nth-of-type(6) {
    grid-column: 1 / 3;
    grid-row: auto;
  }

  .pro_item:nth-of-type(7) {
    grid-column: 1 / 2;
    grid-row: auto;
  }

  .pro_item:nth-of-type(8) {
    grid-column: 2 / 3;
    grid-row: auto;
  }

  .pro_item:nth-of-type(9) {
    grid-column: 1 / 2;
    grid-row: auto;
  }

  .pro_item:nth-of-type(10) {
    grid-column: 2 / 3;
    grid-row: auto;
  }

  .pro_item .border h3 {
    font-size: 0.34rem;
  }

  .pro_item .border p {
    font-size: 0.26rem;
  }

  .pro_item:nth-of-type(1) .border h3,
  .pro_item:nth-of-type(6) .border h3 {
    top: 55%;
    left: 0.4rem;
  }

  .pro_item:nth-of-type(1) .border img,
  .pro_item:nth-of-type(6) .border img {
    top: 55%;
    right: 0.4rem;
  }

  .pro_item:nth-of-type(1) .border p,
  .pro_item:nth-of-type(6) .border p {
    bottom: 6%;
    left: 0.4rem;
    right: 0.4rem;
  }

  .pro_item:nth-of-type(2) .border h3 {
    left: 0.4rem;
  }

  .pro_item:nth-of-type(2) .border img {
    top: 22%;
    left: 0.4rem;
  }

  .pro_item:nth-of-type(3) .border h3 {
    right: 0.6rem;
  }

  .pro_item:nth-of-type(3) .border img {
    top: 22%;
    right: 1rem;
  }

  .pro_item:nth-of-type(7) .border h3 {
    bottom: 24%;
    left: 0.4rem;
  }

  .pro_item:nth-of-type(7) .border img {
    bottom: 8%;
    left: 0.4rem;
  }

  .pro_item:nth-of-type(8) .border h3 {
    bottom: 24%;
    left: 0.4rem;
  }

  .pro_item:nth-of-type(8) .border img {
    bottom: 8%;
    left: 0.4rem;
  }

  .pro_item:nth-of-type(10) .border h3 {
    bottom: 7%;
    left: 35px;
  }

  .pro_item:nth-of-type(10) .border img {
    bottom: 7%;
    right: 30px;
  }

  /* industry */
  .industry {
    margin-top: 0.4rem;
    margin-bottom: 0.4rem;
    padding: 0 0.24rem;
    flex-wrap: wrap;
  }

  .industry_item {
    width: 50%;
    margin-bottom: 0.2rem;
  }

  .industry_item .ind_img {
    width: 1rem;
    height: 1rem;
    margin-right: 0.2rem;
  }


  .industry_item .ind_right h3 {
    margin-bottom: 0;
    font-size: 0.42rem;
    line-height: 1em;
  }

  .industry_item .ind_right span {
    font-size: 0.24rem;
    text-transform: none;
  }

  /* about_wrapper */
  .about_wrapper {
    height: auto;
    margin-bottom: 0.5rem;
  }

  .about_big_img {
    display: none;
  }

  .about_main {
    padding: 0.24rem;
    width: 100%;
  }

  .about_main .about_title {
    display: block;
  }

  .about_main .about_title .at_left h2 {
    font-size: 0.4rem;
  }

  .about_main .about_title .at_left span {
    font-size: 0.24rem;
  }

  .about_main .about_title .at_more {
    display: block;
    margin-top: 0.2rem;
  }

  .about_main .about_content {
    margin: 0.3rem 0;
  }

  .about_main .about_link {
    width: 100%;
    height: 1rem;
    line-height: 1rem;
    font-size: 0.28rem;
  }

  /* news_wrapper */
  .news_wrapper {
    padding: 0 0.24rem;
    margin-bottom: 0.5rem;
  }

  .news_headline {
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
  }

  .news_headline .news_head_text {
    width: 100%;
    margin-right: 0;
    margin-bottom: 0.2rem;
  }

  .news_headline .news_head_text h3 {
    margin-bottom: 0.2rem;
    font-size: 0.4rem;
  }

  .news_headline .news_head_text span {
    font-size: 0.4rem;
  }

  .news_headline .news_head_category li {
    width: auto;
    padding: 0 0.2rem;
    height: 0.7rem;
    font-size: 0.26rem;
    line-height: 0.7rem;
  }

  .news_headline .news_head_more {
    display: block;
    height: 0.7rem;
  }

  .news_headline .news_head_more img {
    height: 100%;
  }

  .news_single {
    display: block;
    width: 50%;
    height: 4rem;
    padding: 0.3rem 0.2rem;
    border-bottom: 1px solid #fff;
  }

  .news_single .news_s_date {
    padding-bottom: 0.3rem;
    font-size: 0.5rem;
  }

  .news_single:hover .news_s_date {
    padding-bottom: 0.2rem;
  }

  .news_single .news_s_title {
    padding-bottom: 0.1rem;
    font-size: 0.28rem;
  }

  .news_single .news_s_title::after {
    top: 0.41rem;
  }

  .news_single:hover .news_s_title {
    padding-bottom: 0.15rem;
  }

  .news_single .news_s_content {
    margin-top: 0.1rem;
    margin-bottom: 0.2rem;
    font-size: 0.24rem;
    line-height: 1.8em;
  }

  .news_single:hover .news_s_content {
    margin-top: 0.15rem;
  }

  /* contact_message */
  .contact_message {
    height: auto;
    min-height: 7rem;
  }

  .contact_message_main {
    display: block;
  }

  .index_message {
    width: 100%;
    padding: 0.35rem 0.24rem;
  }

  .index_message .index_message_t {
    padding-bottom: 0.3rem;
    font-size: 0.36rem;
  }

  .index_message .index_message_form {}

  .index_message .index_message_form .mes_input {
    width: calc(50% - 0.05rem);
    height: 0.8rem;
    margin-bottom: 0.15rem;
  }

  .index_message .index_message_form .mes_input label {
    padding: 0 0.2rem;
    font-size: 0.24rem;
    line-height: 0.8rem;
  }

  .index_message .index_message_form .mes_input input {
    height: 0.8rem;
  }

  .index_message .index_message_form .mes_demand {
    height: 2.6rem;
    margin-bottom: 0.2rem;
    padding: 0.2rem;
  }

  .index_message .index_message_form .mes_demand label {
    font-size: 0.24rem;
    margin-bottom: 0.1rem;
  }

  .index_message .index_message_form .mes_btn {
    height: 1rem;
    font-size: 0.26rem;
    line-height: 1rem;
  }

  .index_contact {
    display: none;
  }

  /* page_bottom */
  .page_bottom {
    height: auto;
  }

  .bottom_link {
    top: 0;
    height: 1rem;
    padding: 0 0.24rem;
  }

  .bottom_link .link_left {
    padding-right: 0.24rem;
  }

  .page_footer {
    flex-direction: column;
    padding: 1.2rem 0.24rem 0.24rem;
    font-size: 0.24rem;
  }

  .page_footer a {
    padding-top: 0.24rem;
    font-size: 0.24rem;
  }


  /* inside */
  .inside_main {
    width: 100%;
  }

  .inside_banner {
    height: 4rem;
  }

  /* inside_common_title */
  .inside_common_title {
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
    padding: 0 0.24rem;
    flex-wrap: wrap;
  }

  .ict_left_img {
    margin: 0 0.1rem;
  }

  .ict_left_text {
    flex: 1;
  }

  .ict_right {
    width: 100%;
    margin-top: 0.2rem;
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .ict_right li {
    width: 49%;
    height: 1rem;
    margin-left: 0;
    margin-bottom: 0.2rem;
    padding: 0 0.2rem;
    line-height: 1rem;
    text-align: center;
    font-size: 0.3rem;
  }

  /* inside_single */
  .inside_single {
    margin-bottom: 1rem;
    padding: 0 0.24rem;
    flex-direction: column;
  }

  .inside_about_img {
    width: 100%;
    overflow: hidden;
  }

  .inside_about_nr {
    padding: 0.1rem 0 0 3%;
    font-size: 0.3rem;
  }

  /* inside_picture */
  .inside_picture {
    margin-bottom: 0.5rem;
    padding: 0 0.24rem;
    justify-content: space-between;
  }

  .inside_pro_item {
    width: 100%;
    margin: 0 0 0.3rem 0;
    padding: 0.1rem;
  }

  .inside_pro_item .pro_text {
    padding: 0.1rem 0.2rem;
  }

  .inside_pro_item .pro_text h2 {
    padding-bottom: 0.1rem;
    font-size: 0.34rem;
  }

  .inside_pro_item .pro_text p {
    font-size: 0.24rem;
    line-height: 2em;
  }

  /* inside_contact_wrapper */
  .inside_contact_wrapper {
    margin-bottom: 1rem;
    padding: 0 0.24rem;
  }

  .inc_tit {
    margin-bottom: 0.5rem;
    font-size: 0.26rem;
    line-height: 0.4rem;
  }

  .inside_contact {
    flex-direction: column;
    margin-bottom: 0.5rem;
  }

  .inside_contact .inc_item {
    display: flex;
    padding: 0;
    width: 100%;
    margin-right: 0;
    margin-bottom: 0.5rem;
    border-right: 1px solid transparent;
  }

  .inside_contact .inc_item .c_icon {
    width: 1.6rem;
  }

  .inside_contact .inc_item .fg_line {
    display: none;
  }

  .inside_contact .inc_item .inc_info {
    flex: 1;
  }

  .inside_contact .inc_item .inc_info h6 {
    margin-bottom: 0.2rem;
    font-size: 0.32rem;
  }

  .inside_contact .inc_item .inc_info p {
    font-size: 0.26rem;
    line-height: 0.4rem;
  }

  .inside_map {
    padding-bottom: 0.8rem;
  }

  .ineide_map_main {
    height: 60vh;
  }

  .inside_message {
    padding: 0;
  }

  .inside_message .inside_form_input {
    margin-bottom: 0.4rem;
    width: 100%;
  }

  .inside_message .inside_form_input:hover {
    box-shadow: 0 0 0.15rem -0.1rem rgba(129, 129, 129, 1);
  }

  .inside_message .inside_form_input .inside_ipt {
    padding: 0.3rem;
    font-size: 0.26rem;
  }

  .inside_message .inside_form_textarea {
    margin-bottom: 0.8rem;
  }

  .inside_message .inside_form_textarea:hover {
    box-shadow: 0 0 0.15rem -0.1rem rgba(129, 129, 129, 1);
  }

  .inside_message .inside_form_textarea .inside_tarea {
    padding: 0.3rem;
    height: 3.6rem;
    font-size: 0.26rem;
  }

  .inside_message .inside_form_btn {
    display: inline-block;
    width: 100%;
  }

  .inside_message .inside_form_btn .inside_btn {
    padding: 0.26rem 1rem;
    font-size: 0.26rem;
  }

  .inside_message .inside_form_btn .inside_btn:hover {
    box-shadow: 0 0 0.15rem -0.1rem rgba(129, 129, 129, 1);
  }

  /* inside_news_wrapper */
  .inside_news_wrapper {
    margin-bottom: 0.4rem;
    padding: 0 0.24rem;
  }

  .inside_news_item {
    width: 100%;
    padding: 0.3rem;
    margin-bottom: 0.5rem;
  }

  .inside_news_item:hover {
    box-shadow: 0 0 0.3rem -0.1rem rgba(129, 129, 129, 1);
  }

  .inside_news_item .inside_news_item_img {
    display: none;
  }

  .inside_news_item .inside_news_item_info h3 {
    font-size: 0.3rem;
    line-height: 0.6rem;
  }

  .inside_news_item .inside_news_item_info span {
    margin-bottom: 0.1rem;
    font-size: 0.24rem;
    line-height: 0.3rem;
  }

  .inside_news_item .inside_news_item_info p {
    margin-bottom: 0.1rem;
    font-size: 0.24rem;
    line-height: 0.4rem;
  }

  .inside_news_item .inside_news_item_info>a {
    width: 2rem;
    height: 0.7rem;
    font-size: 0.24rem;
    line-height: 0.7rem;
    border-radius: 0.1rem;
  }

  /* inside_news_detail */
  .inside_news_detail {
    margin-bottom: 0.8rem;
    padding: 0 0.24rem;
  }

  .inside_news_detail .ind_title_wrapper {
    margin-bottom: 0.6rem;
    padding-bottom: 0.4rem;
  }

  .inside_news_detail .ind_title_wrapper .ind_title {
    margin-bottom: 0.4rem;
    font-size: 0.44rem;
  }

  .inside_news_detail .ind_title_wrapper .ind_info {
    font-size: 0.24rem;
  }

  .inside_news_detail .ind_title_wrapper .ind_info span {
    margin: 0 0.05rem;
  }

  .inside_news_detail .ind_main {
    font-size: 0.26rem;
    padding: 0;
  }

  /* inside_picture_detail */
  .inside_picture_detail .ipd_title {
    padding-bottom: 0.3rem;
    font-size: 0.46rem;
  }

  .inside_picture_detail .ipd_main {
    padding-top: 0.4rem;
    font-size: 0.28rem;
  }

  /* inside rigth */
  .inside-main-content {
    width: 80%;
  }

  /* inside product */
  .inside-product {}

  .inside-pro-item {
    width: 23.875%;
    margin-right: 1.5%;
    margin-bottom: 30px;
    background-color: #fff;
    border: 1px solid #ddd;
    transition: all .2s linear;
  }

  .inside-pro-item:nth-of-type(4n) {
    margin-right: 0;
  }

  .inside-pro-item:hover {
    background-color: #fff;
    box-shadow: 0 0 20px rgba(129, 129, 129, .3);
  }

  .inside-pro-item .pro-img {
    width: 100%;
    overflow: hidden;
  }

  .inside-pro-item .pro-img img {
    width: 100%;
  }

  .inside-pro-item:hover .pro-img img {
    transform: scale(1.05);
  }

  .inside-pro-item .pro-text {
    height: 70px;
    font-size: 16px;
    line-height: 70px;
    text-align: center;
    transition: all .2s linear;
    border-top: 1px solid #ddd;
  }

  .inside-pro-item:hover .pro-text {
    color: #fff;
    background-color: #8292a5;
  }

  .inside-pro-item:hover a {
    color: #fff;
  }

  /* inside_picture_product */
  .inside_picture_product {
    margin-bottom: 0.5rem;
    padding: 0 0.24rem;
  }

  .ipp_top {
    flex-direction: column;
    margin-bottom: 0.4rem;
    padding: 0.24rem;
  }

  .ipp_img {
    width: 100%;
    margin-right: 0;
    margin-bottom: 0.3rem;
  }

  .ipp_right h3 {
    padding-bottom: 0.3rem;
    font-size: 0.48rem;
  }

  .ipp_right .ipp_dec {
    padding: 0.24rem 0;
  }

  .ipp_right .ipp_bottom {
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: flex-start;
  }

  .ipp_right .ipp_bottom img {
    margin-right: 0.3rem;
  }

  .ipp_right .ipp_bottom p {
    margin-right: 0;
    font-size: 0.32rem;
  }

  .ipp_right .ipp_bottom h6 {
    display: block;
    flex: auto;
    width: 100%;
    font-size: 0.5rem;
  }

  .ipp_right .ipp_bottom a {
    width: 2rem;
    height: 0.8rem;
    line-height: 0.8rem;
    font-size: 0.28rem;
  }

  .ipp_top:hover .ipp_right .ipp_bottom a {
    width: 2.2rem;
  }

  .ipp_content {
    flex-direction: column;
  }

  .ipp_content .ipp_content_item {
    width: 100%;
    margin-bottom: 0.4rem;
  }

  .ipp_content .ipp_content_item h5 {
    padding: 0.16rem 0.24rem;
    font-size: 0.4rem;
  }

  .ipp_content .ipp_content_item .ict_nr {
    padding: 0.16rem 0.24rem;
  }
}