@media screen and (max-width: 768px) {
  html {
    font-size: 14px;
  }
  .bx-2,
  .bx {
    padding: 0 15px;
  }
  header .nav,
  header .tel {
    display: none;
  }
  .mobile-nav,
  header .icon {
    display: block;
  }
  header .bx {
    justify-content: space-between;
  }
  .mobile-nav {
    /* opacity: 0; */
    position: fixed;
    background-color: #ffffffe0;
    top: 52px;
    right: 0;
    width: 0%;
    height: calc(100% - 52px);
    z-index: 100;
    overflow: hidden;
    white-space: nowrap;
    transition: all 0.3s ease;
  }
  .mobile-nav ul {
    height: 100%;
    display: flex;
    flex-direction: column;
  }
  .mobile-nav ul li {
    padding: 0 15px;
    line-height: 40px;
    border-bottom: 1px solid #dbdbdb;
  }
  .mobile-nav ul li:last-child {
    flex-grow: 1;
  }
  .mobile-nav ul li .menu-item {
    display: flex;
  }
  .mobile-nav ul li .menu-item a {
    flex-grow: 1;
  }
  .mobile-nav ul li .menu-item i {
    width: 40px;
    text-align: center;
  }
  .mobile-nav ul li .subnav {
    transition: all 0.3s ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }
  .banner .swiper-slide .text {
    padding: 0 15px;
  }
  .banner .swiper-slide .text h2 {
    font-size: 24px;
    line-height: 1.5;
    text-align: center;
  }
  .banner .swiper-slide .text p {
    font-size: 1rem;
    text-align: center;
  }
  .banner .swiper-slide .text .but a {
    width: 150px;
  }
  .banner .button1 {
    top: 90%;
  }
  main.index .about .bx-2 {
    flex-direction: column;
    gap: 20px;
  }
  main.index .about .left {
    width: 100%;
  }
  main.index .about .right {
    width: 100%;
    display: flex;
    flex-grow: 1;
    gap: 2rem;
    flex-wrap: wrap;
    flex-direction: row;
  }
  main.index .about .right .li {
    width: calc(50% - 1rem);
    align-items: center !important;
  }
  main.index .about .right .li .info {
    text-align: center;
  }
  main.index .about .right .li h2 span {
    font-size: 40px;
  }
  main.index .about .right .li h2 {
    justify-content: center;
  }
  .title {
    flex-direction: column;
  }
  .title .text p {
    line-height: 1.5;
  }
  .title .more {
    margin-top: 20px;
  }
  main.index .news .list .pagination3 {
    margin-top: 20px;
  }
  footer .top .bx {
    flex-wrap: wrap;
    gap: 0;
  }
  footer .top .left {
    padding-bottom: 0;
  }
  footer .top .right{
    
  }
}