@media screen and (max-width: 992px) {
  header {
    background: #fff;
    height: 60px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.3);
  }
  header .logoBlack {
    display: block !important;
  }
  header .logoWhite {
    display: none;
  }
  header .pcNav .oneItem > a h2 {
    color: #000;
  }
  header .headerBtn .btn {
    border: 1px solid rgba(0, 0, 0, 0.3);
    color: rgba(0, 0, 0, 0.5);
  }
  header .navBox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
    opacity: 0;
    pointer-events: none;
    align-items: flex-start;
  }
  header .navBox .pcNav {
    width: 90%;
    height: 100%;
    transform: translateX(-100%);
    transition: all .3s ease-in;
    background: #fff;
  }
  header .navBox .closeBox {
    background: #fff;
    height: 60px;
    background: #fff;
    border-bottom: 1px solid #eee;
    align-items: center;
    justify-content: flex-end;
    padding-right: 30px;
    box-sizing: border-box;
    transition: all .3s ease-in;
  }
  header .navBox .closeBox .bi {
    font-size: 30px;
    color: #000;
  }
  header .navBox .navList {
    transition: all .3s ease-in;
    display: block;
    background: #fff;
  }
  header .navBox .navList .oneItem {
    margin-right: 0 !important;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    border-bottom: 1px solid #eee;
  }
  header .navBox .navList .oneItem > a {
    line-height: 45px;
    height: 45px;
    padding-left: 1.25rem;
    flex-grow: 1;
  }
  header .navBox .navList .oneItem > a h2 {
    font-size: 16px;
  }
  header .navBox .navList .oneItem .bi {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 10px;
    width: 38px;
    font-size: 18px;
    flex-shrink: 0;
    transition: all .5s ease-in-out;
    flex-shrink: 0;
  }
  header .navBox .navList .oneItem.active .subBox {
    border-top: 1px solid var(--main-color);
  }
  header .navBox .navList .subBox {
    background: none;
    position: relative;
    top: unset;
    left: unset;
    height: auto;
    transform: none;
    width: 100%;
    padding-top: 0;
  }
  header .navBox .navList .subBox li {
    margin-bottom: 0 !important;
  }
  header .navBox .navList .subBox li a {
    display: block;
    height: 40px;
    padding-left: 20px;
    border-bottom: 1px solid #eee;
  }
  header .navBox .navList .subBox li a h3 {
    line-height: 40px;
  }
  header .navBox .navList .subBox li a h3::before {
    content: '>';
    line-height: 1;
    transform: scale(1.6);
    margin-right: 4px;
    font-size: 18px;
  }
  header .navBox .navList .subBox a h3 {
    color: #333;
    font-size: 14px;
  }
  header .navBox.active {
    z-index: 99999;
    opacity: 1;
    pointer-events: all;
  }
  header .navBox.active .pcNav {
    transform: translateX(0);
  }
  header .menu {
    width: 25px;
    flex-direction: column;
    cursor: pointer;
  }
  header .menu span {
    display: block;
    width: 100%;
    height: 2px;
    background: #000;
  }
  header .menu span:not(:last-child) {
    margin-bottom: 6px;
  }
  footer .f-top {
    justify-content: center;
  }
  footer .f-top .right {
    width: 50%;
  }
  footer .f-bot {
    line-height: 1.6;
  }
  footer .f-bot .bq {
    width: 50%;
  }
  .home .i-banner {
    height: calc(100vh - 60px);
  }
  .home .i-banner .banner-text .info {
    font-size: 24px;
  }
  .home .i-banner .swiper-pagination {
    left: 15px;
  }
  .home .i_section1 {
    height: calc(100vh - 60px);
  }
  .home .i_section1 .product1-text {
    padding: 0;
    top: 50%;
    transform: translateY(-50%);
    text-align: center;
  }
  .home .i_section1 .btn_black {
    margin: 40px auto !important;
  }
  .home .i_section1 .video_playBtn {
    position: relative;
    top: unset;
    left: unset;
    transform: unset;
    margin: 0 auto;
    width: 80px;
  }
  .home .i_section2 {
    height: calc(100vh - 60px);
  }
  .home .i_section2 .swiper-slide img {
    display: none;
  }
  .home .i_section3 {
    height: calc(100vh - 60px);
  }
  .home .i_section4 {
    height: auto;
    padding: 50px 0;
  }
  .home .i_section4 .container {
    flex-wrap: wrap;
    height: auto;
    padding: 30px 15px;
  }
  .home .i_section4 .left {
    width: 100%;
    margin-left: 0;
  }
  .home .i_section4 .right {
    width: 90%;
    margin: 0 auto;
  }
  .home .i_section5 .title {
    line-height: 1.2;
  }
  .home .i_section6 {
    height: auto;
  }
  .home .i_section6 .product6Box {
    padding: 50px 0;
  }
  .home .i_section6 .product6Box .product6Swiper .right {
    width: 100%;
    position: relative;
    right: unset;
    top: unset;
    transform: unset;
    margin-top: 40px;
  }
  .home .i_section6 .product6Box .product6Swiper .right .tipItem {
    flex-shrink: 0;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  .home .i_section6 .product6Box .product6Swiper .right img {
    max-width: 50%;
    margin: 0 10px;
  }
  .home .i_section6 .product6Box .product6Swiper .left {
    width: 100%;
  }
  .home .i_section6 .product6Box .product6Swiper .left .content, .home .i_section6 .product6Box .product6Swiper .left .imgBox {
    margin-top: 35px;
  }
  .home .i_section6 .product6Box .product6Swiper .swiper-slide {
    flex-wrap: wrap;
  }
  .home .i_section7 {
    padding: 50px 0;
  }
  .home .i_section7 .product7Swiper {
    padding: 0 15px;
    height: 27rem;
  }
  .productDes {
    margin-top: 60px;
  }
  .productDes .home .i_section5 .product5Box {
    padding-top: 0;
  }
  .manual .banner {
    height: 400px;
    display: flex;
    align-items: center;
  }
  .manual .banner .title {
    padding-top: 0;
    position: relative;
    z-index: 2;
  }
  .manual .banner .bannreImg {
    width: 40%;
    bottom: unset;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
  }
  .manual .manualList {
    padding: 0 15px;
    flex-wrap: wrap;
  }
  .manual .manualList .left {
    width: 100%;
    padding: 0 0 4rem 0;
  }
  .manual .manualList .left .title {
    text-align: center;
  }
  .manual .manualList .left .swiperBtn {
    display: none;
  }
  .manual .manualList .left .pdfBtn {
    justify-content: center;
    margin-top: 2rem;
  }
  .manual .manualList .left .pdfBtn a {
    width: 110px;
    height: 40px;
    border-radius: 20px;
  }
  .manual .manualList .swiper {
    width: 100%;
  }
  .productChose .box .item {
    padding: 2.5rem 2.5rem 0;
  }
  .productChose .box .item .codeBox {
    margin: 2.1875rem auto;
  }
  .question {
    padding: 10rem 0;
  }
  .question .list {
    margin-top: 5rem;
  }
  .question .list .qTitle p {
    font-size: 16px;
  }
  .question .list .subBox {
    font-size: 14px;
    padding: 3.125rem;
  }
  .plan .planItem1 {
    padding-top: 9.375rem;
  }
  .plan .planItem1 .content {
    width: 100%;
  }
  .plan .planItem1 .bannerIconBox {
    opacity: .8;
  }
  .plan .planItem2 {
    margin-top: 12rem;
  }
  .plan .planItem3 {
    margin-top: 10rem;
  }
  .plan .planItem3 .imgBox {
    width: 90%;
  }
  .contact .contactTitle {
    width: 80%;
  }
  .story .story1 {
    padding-top: 8rem;
  }
  .story .story1 .content {
    line-height: 2;
    font-size: 20px;
  }
  .story .story3 .desc {
    width: 100%;
    letter-spacing: 0;
    font-size: 20px;
  }
  .story .story4 {
    margin-top: 25rem;
  }
  .story .story4 .textImg {
    display: block;
    width: 80%;
  }
  .brand .title {
    font-size: 60px;
  }
  .brand .brandPart1 {
    height: auto;
  }
  .brand .brandPart1 .bgImg {
    display: block;
    width: 100%;
  }
  .brand .brandPart1 .leftImg, .brand .brandPart1 .rightImg {
    display: none;
  }
  .brand .brandPart1 .title {
    font-size: 60px;
    top: 50%;
    transform: translateY(-50%);
  }
  .brand .brandPart2 {
    position: relative;
    padding: 10rem 0;
  }
  .brand .brandPart2 .left {
    position: relative;
    z-index: 2;
    width: 100%;
  }
  .brand .brandPart2 .left .title {
    text-align: center;
  }
  .brand .brandPart2 .left .content {
    margin: 3.125rem auto 0;
    width: 80%;
    text-align: justify;
    text-align-last: left;
  }
  .brand .brandPart2 .right {
    position: absolute;
    left: 50%;
    top: 0;
    width: auto;
    height: 100%;
    z-index: 1;
    transform: translateX(-50%);
  }
  .brand .brandPart2 .right img {
    width: auto;
    height: 100%;
  }
  .brand .brandPart4 .left {
    width: 100%;
  }
  .brand .brandPart4 .left .content {
    width: 100%;
  }
  .brand .brandPart4 .left .brandPart4Img {
    right: 25%;
  }
  .brand .brandPart5 .left, .brand .brandPart5 .right {
    top: 15%;
  }
  .brand .brandPart5 .dot3 {
    left: 57.5%;
  }
  .brand .brandPart5 .dot4 {
    left: 70%;
  }
  .brand .brandPart5 .dot5 {
    left: 77.5%;
  }
  .brand .brandPart6 {
    height: auto;
    padding: 12rem 0;
  }
  .brand .brandPart6 .imgBox {
    margin-top: 0;
  }
  .brand .brandPart6 .textBox {
    margin-top: 0;
  }
  .brand .brandPart7 .brandPart7Img {
    width: 80%;
  }
  .home2 .home2-banner .banner-text .text {
    line-height: 1.4;
  }
  .home2 .home2-banner .banner-text .btn {
    width: 130px;
    height: 40px;
    border-radius: 20px;
  }
  .home2 .home2_sec1 .title {
    line-height: 1.2;
  }
  .home2 .home2_sec1 {
    color: #fff;
    position: relative;
  }
  .home2 .home2_sec1 .container {
    position: relative;
    z-index: 2;
  }
  .home2 .home2_sec1::after {
    content: '';
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.1);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
  }
  .home2 .i_section3 {
    position: relative;
  }
  .home2 .i_section3::after {
    content: '';
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.1);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
  }
  .home2 .i_section3 .product3-text {
    color: #fff;
    position: relative;
    z-index: 2;
  }
  .home2 .home2_sec2 .content,
  .home2 .home2_sec1 .content,
  .home2 .home3_sec1 .content,
  .home2 .home3_sec2 .content,
  .home2 .home3_sec3 .content,
  .home2 .home3_sec4 .content {
    width: 100%;
    font-size: 18px;
  }
  .home3 .home3_sec1 .list li .imgBox {
    width: 30px;
    height: 30px;
  }
  .home3 .home3_sec1 .list li p {
    font-size: 12px;
  }
  .home3 .home3_sec3 .iconBtn p {
    font-size: 12px;
  }
  .home3 .home3_sec4 .list {
    font-size: 14px;
  }
  .newsCenter {
    padding-top: 25rem;
  }
  .newsCenter .list li .right {
    width: 20rem;
  }
}

@media screen and (max-width: 640px) {
  footer .f-top .right {
    width: 100%;
  }
  footer .f-top .right .emailForm input {
    width: 100%;
    height: 40px;
    list-style: 40px;
    font-size: 16px;
  }
  footer .f-top .right .emailForm button {
    font-size: 18px;
    height: 40px;
    width: 120px;
    border-radius: 25px;
  }
  footer .f-bot {
    flex-wrap: wrap;
  }
  footer .f-bot .bq {
    width: 100%;
    order: 1;
    margin-top: 10px;
    font-size: 12px;
  }
  footer .f-bot .iconList {
    width: 100%;
    justify-content: center;
  }
  .btn_black {
    width: 130px;
    height: 38px;
    font-size: 16px;
    border-radius: 19px;
  }
  .btn {
    width: 110px;
    height: 38px;
    font-size: 16px;
    border-radius: 19px;
  }
  header .headerBtn .btn {
    font-size: 12px;
    width: auto;
    height: auto;
    padding: 8px 10px;
  }
  .home {
    overflow: hidden;
  }
  .home .i-banner .banner-text .info {
    line-height: 1.6;
  }
  .home .i_section5 .product5Swiper {
    width: 80%;
  }
  .home .i_section5 .tag {
    display: none;
  }
  .home .i_section6 .product6Box .product6Swiper .right .tipItem {
    display: none;
  }
  .home .i_section6 .product6Box .product6Swiper .right img {
    max-width: 100%;
  }
  .home .i_section7 .product7Swiper {
    width: 90%;
    padding: 0;
  }
  .home .i_section2 .product2PcSwiper .content,
  .home .i_section3 .content,
  .home .i_section4 .left .content,
  .home .i_section6 .product6Box .product6Swiper .content,
  .home .i_section8 .product8-text .content,
  .home .i_section7 .product7Box .contentBox .item {
    width: 100%;
    font-size: 16px;
  }
  .home .i_section7 .product7Box .btnBox {
    font-size: 18px;
  }
  .productDes .home .i_section5 .btn {
    width: 130px;
    height: 40px;
  }
  .productDes .bgBox {
    position: fixed;
  }
  .productDes .formBox .item {
    height: 40px;
  }
  .productDes .formBox .subBtn {
    height: 40px;
  }
  .manual .banner {
    height: 300px;
    text-align: center;
  }
  .manual .banner .bannreImg {
    width: 85%;
  }
  .productChose .box {
    margin-top: 5rem;
  }
  .productChose .container {
    flex-wrap: wrap;
  }
  .productChose .container .item {
    width: 100%;
    flex: unset;
  }
  .productChose .container .item:not(:last-child) {
    margin-bottom: 20px;
  }
  .history .swiper .swiper-slide {
    padding-top: 0 !important;
  }
  .history .swiper .text .content {
    width: 100%;
    height: 26.25rem;
    font-size: 14px;
    line-height: 1.6;
    letter-spacing: 0;
  }
  .history .swiper .text .content .box {
    width: 100%;
  }
  .plan .planItem1 .content {
    font-size: 18px;
  }
  .contact .formBox .form .row {
    flex-wrap: wrap;
  }
  .contact .formBox .form input {
    width: 100%;
    height: 40px;
  }
  .contact .formBox .form input:not(:last-child) {
    margin-bottom: 15px;
  }
  .contact .formBox .form textarea {
    margin-top: 15px;
  }
  .story .story1 .cir {
    display: none;
  }
  .story .story1 .numList {
    width: 100%;
    flex-wrap: wrap;
  }
  .story .story1 .numList li {
    width: 100%;
    border: 0 !important;
    justify-content: center;
    margin-bottom: 20px;
  }
  .story .story1 .numList li .box {
    width: 100%;
    text-align: center;
  }
  .story .story2 .right {
    margin-top: 2.5rem;
  }
  .story .story2 .right ul li:nth-child(1) {
    width: 70%;
  }
  .story .story2 .right ul li:nth-child(2) {
    width: 80%;
  }
  .story .story2 .right ul li:nth-child(3) {
    width: 90%;
  }
  .story .story2 .right ul li:nth-child(4) {
    width: 100%;
  }
  .story .story4 .textImg {
    width: 100%;
  }
  .brand .title,
  .brand .brandPart1 .title {
    font-size: 45px;
  }
  .brand .brandPart4 {
    height: auto;
    padding: 10rem 0;
  }
  .brand .brandPart4 .title {
    padding-top: 0;
  }
  .brand .brandPart4 .left .brandPart4Img {
    right: -20%;
  }
  .brand .brandPart5 .content {
    width: 100%;
    position: relative;
    z-index: 2;
    margin-top: 0.125rem;
  }
  .brand .brandPart5 .top {
    background: transparent;
  }
  .brand .brandPart5 .left, .brand .brandPart5 .right {
    display: none;
  }
  .brand .brandPart5 .title {
    padding-top: 3rem;
  }
  .brand .brandPart5 .dot {
    z-index: 1;
  }
  .brand .brandPart5 .dot img {
    display: block;
    width: 40px;
  }
  .brand .brandPart5 .dot4 {
    left: 81%;
  }
  .brand .brandPart5 .dot5 {
    left: 91.5%;
  }
  .brand .brandPart6 .w1600 {
    flex-wrap: wrap;
  }
  .brand .brandPart6 .w1600 .imgBox {
    width: 100%;
    order: 2;
  }
  .brand .brandPart6 .w1600 .textBox {
    width: 100%;
  }
  .brand .brandPart6 .w1600 .textBox .title {
    text-align: center;
  }
  .brand .brandPart6 .w1600 .textBox .content {
    text-align-last: left;
  }
  .brand .brandPart7 .content {
    width: 100%;
  }
  .brand .brandPart7 .brandPart7Img {
    width: 100%;
  }
  .brand .brandPart2 .left .content,
  .brand .brandPart3 .content,
  .brand .brandPart4 .left .content,
  .brand .brandPart5 .content,
  .brand .brandPart6 .content,
  .brand .brandPart7 .content {
    font-size: 16px;
  }
  .webSite .subList li {
    width: 50%;
  }
  .newsXq .newsXq-title {
    font-size: 26px;
  }
  .newsXq .time {
    font-size: 12px;
  }
  .newsXq .content {
    font-size: 16px;
  }
  .newsCenter .list li {
    margin-bottom: 40px;
  }
  .newsCenter .list li a {
    padding: 0;
    flex-wrap: wrap;
  }
  .newsCenter .list li .left {
    width: 100%;
    order: 2;
  }
  .newsCenter .list li .left .desc, .newsCenter .list li .left .time {
    margin: 10px 0;
    font-size: 16px;
  }
  .newsCenter .list li .left .title {
    font-size: 20px;
  }
  .newsCenter .list li .right {
    width: 100%;
    margin-left: 0;
    margin-bottom: 20px;
  }
  .club .clubPart2 .clubSwiper .textBox {
    min-height: auto;
    padding: 10px 15px;
  }
  .club .clubPart2 .clubSwiper .textBox .content {
    font-size: 12px;
  }
}