@media (min-width: 576px) {
}
@media (max-width: 768px) {
    :root {
        --height-nav: 55px;
    }
    header .row .logo > a p{
        height: 40px;
    }
    header .row .logo > a .span1{
        font-size: 16px;
    }
    header .row .logo > a .span2{
        font-size: 14px;
    }
    .business1 .container > .row .content{
        height: 50px;
    }
  footer {
    overflow: hidden;
  }
  .business2 .container > .row .l,
  footer > .bottom > .container > .row > .right,
  .business1 .container > .row > .title,
  .home4 .line,
  .home4 .container > .row > .contact > .map,
  .home5 .container > .row > .flex > .son:nth-child(n + 7),
  .home3 .container > .row > .tab_content > div > ul > li > a > .date,
  .home2 .container > .row .right,
  .home1 .bottom {
    display: none;
  }
  .home5 .container,
  .home4 .container,
  .home3 .container,
  .home2 .container,
  .home1 .container {
    padding-top: calc(var(--height-nav) + 35px);
  }
  .contact2 .container > .row > .left,
  .contact2 .container > .row > .right,
  .business2 .container > .row .r,
  .home2 .container > .row .left {
    width: 100%;
  }
  .contact2 .container > .row,
  .case2 .container > .row,
  .business2 .container > .row,
  .recruit2 .container > .row,
  .news2 .container > .row,
  .overview2 .container > .row,
  .overview3 .container > .row,
  .business1 .container > .row,
  .home6 .row,
  .home5 .container > .row,
  .home4 .container > .row,
  .home3 .container > .row,
  .home2 .container > .row,
  .home1 .container > .row,
  header .row,
  footer > .container > .row,
  footer > .bottom > .container > .row {
    padding-left: 15px;
    padding-right: 15px;
  }
  header .row .logo > a > img {
    height: 40px;
  }
  .home6 .son{
    width: 45%;
  }
  .banner1 .swiper .swiper-slide .container .but a {
    width: 150px;
  }
  .banner1 .swiper .swiper-slide .container h2 {
    font-size: 30px;
  }
  .banner1 .swiper .prev1,
  .banner1 .swiper .next1 {
    top: 90%;
  }
  .banner1 .swiper .prev1 {
    left: 80px;
  }
  .banner1 .swiper .next1 {
    right: 80px;
  }
  .home1 .container > .row > .nav {
    grid-template-columns: repeat(2, 1fr);
  }
  .home1 .container > .row > .nav > li {
    height: auto;
    min-height: 100px;
  }
  .home2 .container > .row > .title {
    padding-bottom: 20px;
  }
  .home1 .container > .row > .nav > li > a {
    padding: 10px;
  }
  .home1 .container > .row > .nav > li > a h3{
      text-align: center;
      font-size: 18px;
      line-height: 1.5;
  }
  .home1 .container > .row > .nav > li > a > img {
    width: 40px;
    height: 40px;
  }
  .home1 .container > .row > .nav > li > a > p {
    padding: 0 10px;
  }
  .home2 .container > .row .left h3 {
    font-size: 22px;
  }
  .home2 .container > .row .left h5 {
    font-size: 10.5px;
  }
  .home2 .container > .row .left ul li a img {
    height: 30px;
    margin: 20px auto 0;
  }
  .home2 .container > .row .left ul {
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
  }
  .home2 .container > .row .left ul li {
    height: 100px;
    width: 100px;
    margin-right: 0px;
  }
  .home5 .container > .row > .flex {
    gap: 25px 20px;
    margin-top: 20px;
  }
  .home5 .container > .row > .flex > .son {
    width: calc(50% - 10px);
  }
  .home3 .container > .row > .tab_content > div > ul > li > a > .text {
    padding: 0 10px;
    overflow: hidden;
  }
  .home3 .container > .row > .tab_content > div > ul > li > a {
    padding: 10px;
  }
  .home3 .container > .row > .tab_content > div > ul > li > a > .img {
    width: 120px;
  }
  .home4 .container > .row > .footer .erweima .img {
    margin-left: 0;
  }
  .home4 .container > .row > .footer {
    flex-direction: column;
    margin-top: 40px;
  }
  .home4 .container > .row > .search > .search_nav,
  footer > .container > .row > .search_nav {
    width: auto;
  }
  .home4 .container > .row > .search > .search_form,
  footer > .container > .row > .search_form {
    width: 0;
  }
  .home4 .container > .row > .contact {
    flex-direction: column;
    align-items: flex-start;
  }
  .home4 .container > .row > .contact > li {
    padding-bottom: 20px;
    width: 100%;
  }
  .home4 .container > .row > .contact > li:nth-child(1) {
    text-align: left;
    display: flex;
    align-items: center;
    flex-direction: row-reverse;
  }
  .home4 .container > .row > .contact > li > .icon {
    margin-left: 0;
    width: 30px;
  }
  .home4 .container > .row > .address {
    margin-bottom: 15px;
  }
  .home4 .container > .row > .footer .erweima {
    margin-top: 50px;
    margin-bottom: 20px;
  }
  .overview2 .right .img_info {
    max-width: 50%;
  }
  .overview3 .list1 ul {
    grid-template-columns: repeat(2, 1fr);
  }
  .business2 .container > .row .title {
    padding-top: 30px;
  }
  .case2 .list ul li {
    width: calc(50% - 10px);
  }
  .news2 .container > .row > .right > .list > ul > li > a {
    flex-direction: column;
  }
  .news2 .container > .row > .right > .list > ul > li > a .img {
    width: 100%;
    margin-right: 0;
    max-height: max-content;
  }
  .recruit2 .container > .row > .right > .list1 {
    margin: 0;
  }
  .recruit2 .container > .row > .right > .list1 > ul {
    grid-template-columns: repeat(2, 1fr);
  }
  .recruit2 .container > .row > .right > .list1 > ul li {
    border: 1px solid #e5e5e5;
  }
  .banner2 {
    height: 400px;
  }
  .banner2 > img {
    height: 400px;
  }
  .banner2 > .container h2 {
    font-size: 30px;
    line-height: 1.5;
  }
  .banner2 > .container p {
    font-size: 18px;
    margin-top: 10px;
  }
}
@media (max-width: 992px) {
  .caidan {
    display: block;
    margin-left: auto;
  }
  .caidan i {
    font-size: 24px;
  }
  header .row .nav {
    display: none;
  }
  .caidan_box {
    display: none;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 55px;
    left: 0;
    background-color: #0000009e;
    color: #fff;
  }
  .zh {
    flex-grow: 1;
  }
  .caidan_box .nav {
    padding-top: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
  }
  .caidan_box .nav li {
    display: block;
    line-height: 40px;
    padding: 0 20px;
    position: relative;
    border-bottom: 1px solid #ffffff40;
  }
  .caidan_box .nav li li {
    border-bottom: none;
  }
  .caidan_box .nav li a {
    /* display: block; */
    position: relative;
    color: #fff;
  }
  .caidan_box .nav li i {
    position: absolute;
    right: 20px;
    top: 0;
    transition: all 0.3s ease;
  }
  .caidan_box .nav li i.on {
    transform: rotate(90deg);
  }
  .caidan_box .nav li .subnav {
    display: none;
  }
}
@media (max-width: 1200px) {
  header .row .phone {
    display: none;
  }
}