@media screen and (max-width: 1024px) {
  .product {
    max-width: 100%;
    margin: 0 auto;
    margin-top: 0.4rem;
    display: flex;
    flex-direction: column;
  }
  .product > .product_left > div {
    font-size: 0.44rem;
    color: #ffffff;
    background-color: #ca262d;
    padding: 0.2rem 0.3rem;
    text-align: center;
  }
  .product > .product_left > ul {
    background-color: #f3f3f3;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
  }
  .product > .product_left > ul li {
    padding: 0.2rem 0.3rem;
    font-size: 0.32rem;
  }
  .product > .product_left > ul li:hover {
    color: #ffffff;
    background-color: #ca262d;
  }
  .product > .product_right {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .product > .product_right > img {
    width: 40%;
    margin-top: 0.4rem;
  }
  .product > .product_right > .fukua {
    margin-top: 0.2rem;
    font-size: 15px;
    padding: 0 0.2rem;
  }
  .product > .product_right > .product_box {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 0.4rem;
  }
  .product > .product_right > .product_box > .product_item {
    margin-top: 0.2rem;
    width: 2.2rem;
    height: 2.2rem;
    background: url(/static/3.png) center top;
    background-size: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .product > .product_right > .product_box > .product_item > .product_item_img {
    width: 1.9rem;
    height: 1.9rem;
    overflow: hidden;
  }
  .product > .product_right > .product_box > .product_item > .product_item_img > img {
    width: 100%;
    height: 100%;
    transition: transform 1s ease;
  }
  .product > .product_right > .product_box > .product_item:hover > .product_item_img > img {
    transform: scale(1.5);
  }
  .case {
    width: 100%;
    margin: 0 auto;
    margin-top: 0.4rem;
  }
  .case > .case_title {
    font-size: 0.44rem;
    font-weight: bold;
    text-align: center;
  }
  .case > .case_bom {
    height: 3.76rem;
    margin-top: 0.4rem;
  }
  .case > .case_bom > .mySwipers {
    height: 3.76rem;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper {
    height: 3.42rem;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item {
    width: 25%;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item:hover .hzzh_item_img img {
    transform: scale(1.1);
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item > .hzzh_item_img {
    width: 100%;
    overflow: hidden;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item > .hzzh_item_img > img {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item > .hzzh_item_text {
    margin-top: 0.1rem;
    text-align: center;
    font-size: 0.32rem;
  }
  .case > .case_bom > .mySwipers .swiper-horizontal > .swiper-pagination-bullets,
  .case > .case_bom > .mySwipers .swiper-pagination-bullets.swiper-pagination-horizontal,
  .case > .case_bom > .mySwipers .swiper-pagination-custom,
  .case > .case_bom > .mySwipers .swiper-pagination-fraction {
    bottom: var(--swiper-pagination-bottom, 0px);
    top: var(--swiper-pagination-top, auto);
    left: 0;
    width: 100%;
  }
  .case > .case_bom > .mySwipers .swiper-pagination-bullet {
    width: 30px;
    height: 4px;
    opacity: var(--swiper-pagination-bullet-opacity, 1);
    background: #dddddd;
    border-radius: 0;
  }
  .case > .case_bom > .mySwipers .swiper-pagination-bullet-active {
    opacity: var(--swiper-pagination-bullet-opacity, 1);
    background: #ca262d;
  }
  .about {
    width: 100%;
    margin: 0 auto;
    margin-top: 0.4rem;
    padding: 0 0.2rem;
  }
  .about > .case_title {
    font-size: 0.44rem;
    font-weight: bold;
    position: relative;
    text-align: center;
  }
  .about > .case_title::before {
    position: absolute;
    content: '';
    bottom: -10px;
    width: 60px;
    height: 3px;
    background-color: #ca262d;
    left: 50%;
    transform: translateX(-50%);
  }
  .about > .about_text {
    margin-top: 0.4rem;
    line-height: 0.3rem;
    font-size: 0.28rem;
  }
  .about > .move {
    display: block;
    width: 1.4rem;
    height: 0.4rem;
    font-size: 0.24rem;
    border-radius: 0.5rem;
    color: #ffffff;
    background-color: #ca262d;
    text-align: center;
    line-height: 0.4rem;
    margin: 0 auto;
    margin-top: 0.4rem;
  }
  .pinzhi {
    width: 100%;
    margin: 0 auto;
    margin-top: 0.4rem;
  }
  .pinzhi > .pinzhi_title {
    margin: 0 auto;
    width: 90%;
  }
  .pinzhi > .pinzhi_title > img {
    width: 100%;
  }
  .pinzhi > .pinzhi_text1 {
    margin-top: 0.4rem;
    display: flex;
    flex-direction: column;
  }
  .pinzhi > .pinzhi_text1 > div > img {
    width: 100%;
  }
  .pinzhi > .pinzhi_text1:nth-of-type(3) {
    margin-top: 0;
    text-align: center;
  }
  .pinzhi > .pinzhi_text1 > .pinzhi_text2 {
    text-align: center;
  }
  .pinzhi > .pinzhi_text1 > .pinzhi_img {
    width: 100%;
  }
  .pinzhi > .pinzhi_text1 > .pinzhi_img > img {
    width: 100%;
  }
  .pinzhi > .pinzhi_text1 > div {
    text-align: center;
  }
  .pinzhi > .pinzhi_text1 > div > .p1 {
    font-size: 0.36rem;
    margin-bottom: 0.5rem;
  }
  .pinzhi > .pinzhi_text1 > div > .p2 {
    margin-top: 0.18rem;
    font-size: 0.28rem;
  }
  .pinzhi > .pinzhi_text1 > div .grid-container {
    display: flex;
    width: 100%;
    height: 6px;
    margin: 0 auto;
    margin-top: 0.4rem;
    margin-bottom: 0.4rem;
    max-width: 120px;
  }
  .pinzhi > .pinzhi_text1 > div .grid-container .red-grid {
    width: 50%;
    height: 100%;
    background-color: #ca262d;
    position: relative;
    clip-path: polygon(0 0, 95% 0, 100% 100%, 0 100%);
  }
  .pinzhi > .pinzhi_text1 > div .grid-container .black-grid {
    width: 50%;
    height: 100%;
    background-color: #000000;
    position: relative;
    left: -3px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 5% 100%);
  }
  .pinzhi > .chengnuo {
    display: flex;
    flex-direction: column;
  }
  .pinzhi > .chengnuo > .chengnuo_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-top: 0.2rem;
  }
  .pinzhi > .chengnuo > .chengnuo_item > .chengnuo_title {
    font-size: 22px;
    font-weight: bold;
    margin-top: 0.4rem;
  }
  .pinzhi > .chengnuo > .chengnuo_item > .chengnuo_text {
    font-size: 14px;
    line-height: 30px;
    color: #666666;
    margin-top: 0.4rem;
  }
}

@media screen and (min-width: 1025px) {
  .product {
    max-width: 1300px;
    margin: 0 auto;
    margin-top: 40px;
    display: flex;
    align-items: flex-start;
  }
  .product > .product_left {
    margin-right: 40px;
  }
  .product > .product_left > div {
    font-size: 22px;
    color: #ffffff;
    background-color: #ca262d;
    padding: 20px 30px;
  }
  .product > .product_left > ul {
    background-color: #f3f3f3;
  }
  .product > .product_left > ul li {
    padding: 10px 30px;
  }
  .product > .product_left > ul li:hover {
    color: #ffffff;
    background-color: #ca262d;
  }
  .product > .product_right {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .product > .product_right > .fukua {
    margin-top: 20px;
    font-size: 15px;
  }
  .product > .product_right > .product_box {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 40px;
  }
  .product > .product_right > .product_box > .product_item {
    margin-top: 20px;
    width: 220px;
    height: 220px;
    background: url(/static/3.png) center top;
    background-size: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .product > .product_right > .product_box > .product_item > .product_item_img {
    width: 190px;
    height: 190px;
    overflow: hidden;
  }
  .product > .product_right > .product_box > .product_item > .product_item_img > img {
    width: 100%;
    height: 100%;
    transition: transform 1s ease;
  }
  .product > .product_right > .product_box > .product_item:hover > .product_item_img > img {
    transform: scale(1.5);
  }
  .case {
    max-width: 1300px;
    margin: 0 auto;
    margin-top: 40px;
  }
  .case > .case_title {
    font-size: 22px;
    font-weight: bold;
    text-align: center;
  }
  .case > .case_bom {
    height: 376px;
    margin-top: 40px;
  }
  .case > .case_bom > .mySwipers {
    height: 376px;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper {
    height: 342px;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item {
    width: 310px;
    height: 342px;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item:hover .hzzh_item_img img {
    transform: scale(1.1);
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item > .hzzh_item_img {
    width: 100%;
    height: 310px;
    overflow: hidden;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item > .hzzh_item_img > img {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
  }
  .case > .case_bom > .mySwipers > .swiper-wrapper > .swiper-slide > .hzzh_item > .hzzh_item_text {
    margin-top: 15px;
    text-align: center;
  }
  .case > .case_bom > .mySwipers .swiper-horizontal > .swiper-pagination-bullets,
  .case > .case_bom > .mySwipers .swiper-pagination-bullets.swiper-pagination-horizontal,
  .case > .case_bom > .mySwipers .swiper-pagination-custom,
  .case > .case_bom > .mySwipers .swiper-pagination-fraction {
    bottom: var(--swiper-pagination-bottom, 0px);
    top: var(--swiper-pagination-top, auto);
    left: 0;
    width: 100%;
  }
  .case > .case_bom > .mySwipers .swiper-pagination-bullet {
    width: 30px;
    height: 4px;
    opacity: var(--swiper-pagination-bullet-opacity, 1);
    background: #dddddd;
    border-radius: 0;
  }
  .case > .case_bom > .mySwipers .swiper-pagination-bullet-active {
    opacity: var(--swiper-pagination-bullet-opacity, 1);
    background: #ca262d;
  }
  .about {
    max-width: 1300px;
    margin: 0 auto;
    margin-top: 40px;
    background: url(/static/logo2.jpg) center top;
    height: 550px;
    padding: 100px 150px;
  }
  .about > .case_title {
    font-size: 38px;
    font-weight: bold;
    color: #ffffff;
    position: relative;
    text-align: center;
  }
  .about > .case_title::before {
    position: absolute;
    content: '';
    bottom: -10px;
    width: 60px;
    height: 3px;
    background-color: #ca262d;
    left: 50%;
    transform: translateX(-50%);
  }
  .about > .about_text {
    margin-top: 93px;
    color: #ffffff;
    line-height: 30px;
  }
  .about > .move {
    display: block;
    width: 140px;
    height: 40px;
    font-size: 15px;
    border-radius: 50px;
    color: #ffffff;
    background-color: #ca262d;
    text-align: center;
    line-height: 40px;
    margin-top: 60px;
  }
  .pinzhi {
    max-width: 1300px;
    margin: 0 auto;
    margin-top: 40px;
  }
  .pinzhi > .pinzhi_title {
    text-align: center;
  }
  .pinzhi > .pinzhi_text1 {
    margin-top: 40px;
    display: flex;
    align-items: center;
    height: 420px;
  }
  .pinzhi > .pinzhi_text1:nth-of-type(3) {
    margin-top: 0;
    justify-content: flex-end;
  }
  .pinzhi > .pinzhi_text1 > .pinzhi_text2 {
    margin-right: 150px;
  }
  .pinzhi > .pinzhi_text1 > .pinzhi_img {
    margin-right: 80px;
  }
  .pinzhi > .pinzhi_text1 > div > .p1 {
    font-size: 36px;
    margin-bottom: 50px;
  }
  .pinzhi > .pinzhi_text1 > div > .p2 {
    margin-top: 18px;
  }
  .pinzhi > .pinzhi_text1 > div .grid-container {
    display: flex;
    width: 100%;
    height: 6px;
    margin-top: 50px;
    max-width: 120px;
  }
  .pinzhi > .pinzhi_text1 > div .grid-container .red-grid {
    width: 50%;
    height: 100%;
    background-color: #ca262d;
    position: relative;
    clip-path: polygon(0 0, 95% 0, 100% 100%, 0 100%);
  }
  .pinzhi > .pinzhi_text1 > div .grid-container .black-grid {
    width: 50%;
    height: 100%;
    background-color: #000000;
    position: relative;
    left: -3px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 5% 100%);
  }
  .pinzhi > .chengnuo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 40px;
  }
  .pinzhi > .chengnuo > .chengnuo_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .pinzhi > .chengnuo > .chengnuo_item > .chengnuo_title {
    font-size: 22px;
    font-weight: bold;
    margin-top: 40px;
  }
  .pinzhi > .chengnuo > .chengnuo_item > .chengnuo_text {
    font-size: 14px;
    line-height: 30px;
    color: #666666;
    margin-top: 40px;
  }
}