@media screen and (max-width: 1000px) {
  .main-nav {
    display: none;
  }
  .main-nav-mobile {
    display: block;
  }
  .banner {
    background-size: cover !important;
    background-position: -700px 0;
  }
  .banner .banner-box {
    left: auto;
    right: 40px;
    top: 40%;
    text-align: right;
  }
  .banner .banner-box h2 {
    font-size: 40px;
  }
  .banner .banner-box p {
    font-size: 20px;
    margin-top: 15px;
  }
  .company-info {
    overflow: hidden;
    background-size: cover;
  }
  .company-info .box {
    max-width: 100%;
    min-width: 200px;
  }
  .company-info .box .title {
    font-size: 32px;
    padding: 0 40px;
  }
  .company-info .box .description {
    padding: 0 28px;
  }
  .company-info .box .services .services-box {
    width: 90%;
    margin-top: 30px;
    flex-wrap: wrap;
  }
  .company-info .box .services .services-box .services-item img {
    height: 90px;
  }
  .main-title {
    padding: 48px 0 24px;
  }
  .main-title h2 {
    font-size: 32px;
  }
  .info-service {
    margin-top: 14px;
  }
  .info-service .info-box {
    width: 100%;
    flex-direction: column;
  }
  .info-service .info-box .text {
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
    margin-top: 0;
  }
  .info-service .info-box .text .title {
    font-size: 24px;
    width: auto;
    height: auto;
    display: inline-block;
    padding: 14px 24px;
  }
  .info-service .info-box .text p {
    margin-top: 20px;
  }
  .info-service .info-box img {
    margin-left: 5px;
  }
  .two-services {
    overflow: hidden;
    width: 100%;
    left: 0;
    margin-left: 0;
  }
  .two-services .services-item {
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
  }
  .two-services .services-item:hover {
    background-size: auto 105%;
  }
  .product-box .product {
    flex-direction: column-reverse;
    justify-content: flex-start;
  }
  .product-box .product .product-category {
    width: 100%;
  }
  .product-box .product .product-category .product-category-item {
    height: 100px;
  }
  .product-box .product .product-cover {
    width: 100%;
    height: 300px;
    background-size: cover;
    background-position: center;
  }
  .product-box .product .product-cover .description .text {
    display: -webkit-box;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }
  .index-news-box .news {
    padding: 0 20px;
  }
  .index-news-box .news .head-box .title {
    font-size: 24px;
  }
  .index-news-box .news .head-box .more {
    width: auto;
    height: auto;
    padding: 12px 20px;
    line-height: 1;
    font-size: 14px;
  }
  .index-news-box .news .content {
    display: flex;
    flex-direction: column;
  }
  .index-news-box .news .content .news-item {
    width: 100%;
  }
  .foot-banner {
    margin-top: 60px;
  }
  .foot-banner .content .description {
    font-size: 24px;
    line-height: 44px;
    letter-spacing: 1px;
  }
  .footer-box {
    overflow: hidden;
  }
  .footer-box .footer {
    max-width: 100%;
  }
  .footer-box .footer .info-box {
    padding: 40px 0;
    font-size: 14px;
    flex-direction: column;
  }
  .footer-box .footer .info-box .logo-box {
    width: 130px;
  }
  .footer-box .footer .info-box .menu-box {
    width: 100%;
    box-sizing: border-box;
    padding: 30px;
    justify-content: space-between;
  }
  .footer-box .footer .info-box .menu-box .menu-column {
    margin-right: 0;
  }
  .footer-box .footer .info-box .contact-box {
    padding: 10px 30px 0;
  }
  .footer-box .footer .info-box .contact-box .address {
    margin-top: 10px;
  }
  .footer-box .footer .info-box .contact-box .wechat {
    justify-content: center;
    padding: 0 40px;
  }
  .footer-box .footer .info-box .contact-box .wechat .wechat-img {
    width: 100px;
    margin-top: 0;
  }
  .footer-box .footer .info-box .contact-box .wechat .wechat-img:first-child {
    margin-right: 0;
  }
  .footer-box .footer .copy-right {
    font-size: 12px;
    padding: 30px 20px;
  }
  .news-banner {
    height: 50vh;
    padding: 20vh 10vw 0;
  }
  .news-banner .title {
    font-size: 42px;
  }
  .news-banner .description {
    font-size: 18px;
  }
  .news-list-box {
    display: block;
  }
  .news-list-box .news-list {
    width: 100%;
  }
  .news-list-box .news-list .news-item {
    flex-direction: column;
    padding: 20px;
  }
  .news-list-box .news-list .news-item .news-img {
    width: 100%;
  }
  .news-list-box .news-list .news-item .news-content {
    width: 100%;
    padding: 40px 0 0;
  }
  .news-list-box .news-list .news-item .news-content .news-info {
    margin-top: 30px;
  }
  .business-banner {
    height: 50vh;
    padding: 20vh 10vw 0;
  }
  .business-banner .title {
    font-size: 42px;
  }
  .business-banner .description {
    font-size: 24px;
  }
  .business-item {
    width: 100%;
    height: auto;
  }
  .business-item .info-box {
    max-width: 100%;
    padding-top: 45px;
  }
  .business-item .info-box .title {
    font-size: 24px;
    padding: 10px 16px;
  }
  .business-item .info-box .description {
    padding: 0 28px;
    box-sizing: border-box;
    width: 100%;
    line-height: 28px;
    font-size: 16px;
  }
  .business-yunjian {
    background-color: #0c255b;
    background-size: 1680px auto;
    background-repeat: no-repeat;
    background-position: -940px 300px;
    padding-bottom: 200px;
  }
  .business-wuye {
    padding-top: 45px;
    padding-bottom: 100px;
    background-size: auto 100%;
    background-repeat: no-repeat;
    background-position: -240px 0px;
  }
  .business-wuye .info-box {
    padding: 0px;
  }
  .business-duanka {
    padding-top: 45px;
    padding-bottom: 330px;
    background-size: 1000px auto;
    background-repeat: no-repeat;
    background-position: -100px 320px;
    background-color: #030406;
  }
  .business-duanka .info-box {
    padding: 0px;
  }
  .business-robot .container {
    flex-direction: column;
  }
  .business-robot .container .pic {
    width: 100%;
    box-sizing: border-box;
    padding: 50px 30px 0;
  }
  .business-xiaofang .container {
    flex-direction: column;
  }
  .business-xiaofang .container .pic {
    width: 100%;
    box-sizing: border-box;
    padding: 50px 30px 0;
  }
  .article-box {
    padding-top: 0px;
  }
  .article-box .article-cover {
    width: 100%;
    height: 240px;
  }
  .article-box .article-cover img {
    object-fit: cover;
    width: 100%;
    height: 100%;
  }
  .article-box .article-title {
    padding: 0 20px;
    box-sizing: border-box;
  }
  .article-box .article-content {
    padding: 0 20px;
    box-sizing: border-box;
  }
  .article-box .article-info {
    padding: 0 20px;
    box-sizing: border-box;
  }
  .about-container {
    padding-top: 80px;
    background-size: 1200px;
    background-position: -520px top;
  }
  .about-container .about {
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
  }
  .about-container .about .about-img {
    width: 300px;
    height: auto;
    display: none;
  }
  .about-container .about .about-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
    padding: 20px;
  }
  .about-container .about .about-content .logo-box {
    width: 150px;
  }
  .about-container .about .about-content .text {
    font-size: 16px;
    line-height: 32px;
  }
}