@media (max-width: 1920px) {
  .container {
    max-width: 1420px;
  }
}

@media screen and (max-width:1440px) {
  .container {
    max-width: 1280px;
  }

  .news-two a {
    padding: 26px 20px;
  }

  #sol_top .swiper-slide .product-box {
    top: 30%
  }

}

@media screen and (max-width:1280px) {
  .container {
    max-width: 1200px;
  }

  .nav-menu {
    flex: 6;
    height: 100px;
  }

  .nav-menu li a {
    padding: 0 5px;
  }

  .top-box .logo img {
    max-height: 60px;
  }

  #banner .swiper-button {
    display: none;
  }

  .fot_bg {
    height: 350px;
  }

  .Solution .swiper-container-thumbs .swiper-slide p {
    font-size: 24px;
  }

  .news-two a {
    padding: 23px 20px;
  }
}

@media screen and (max-width:1024px) {
  .container {
    width: 100%;
  }

  .foot {
    padding: 30px 0;
  }

  .news-two a {
    padding: 10px 20px;
  }

  .footer-contact .item {
    margin: 20px 0;
    width: 33.33%;
    display: flex;
    align-items: center;
  }
}

@media screen and (max-width:990px) {

  /*头部*/
  .back-to-top {
    display: none !important;
  }

  #header {
    height: 70px;
  }

  .top-box .logo {
    justify-content: flex-start;
    height: 70px;
  }

  .top-box .logo img {
    max-height: 55px;
  }


  /*banner*/

  #banner .swiper-button {
    display: none;
  }

  #banner .swiper-container-horizontal>.swiper-pagination-bullets,
  .swiper-pagination-custom,
  .swiper-pagination-fraction {
    bottom: 10px;

  }

  #banner .swiper-slide .pcimg {
    display: none !important;
  }

  #banner .swiper-slide .mobimg {
    display: block !important;
  }

  #header.header-transparent {
    background: #fff;
  }


  .foot_tel {
    width: 100%;
  }

  /*底部*/
  .foot {
    padding: 30px 0;
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .foot-logo {
    display: none;
  }

  .foot-logo img {
    width: 100%;
  }

  .foot_nav {
    display: none;
  }



  .foot {
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: space-between;
  }

  .main_title {
    display: block;
    text-align: center;
  }

  .about {
    display: block;
  }

  #sol_bot {
    position: relative;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100%;
  }

  #sol_bot .swiper-wrapper {
    flex-wrap: nowrap;
    height: auto;
  }

  .Solution .swiper-container-thumbs .swiper-slide {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    color: #fff;
    position: relative;
    padding: 30px 0;
    overflow: hidden;
    width: 25% !important;
  }

  #sol_top .swiper-slide .product-box {
    width: 100%;
  }

  #sol_top .swiper-slide .product-box b,
  #sol_top .swiper-slide .product-box p {
    width: 95%;
  }

  .main_title {
    font-size: 36px;
    margin-bottom: 0;
  }

  .main_span {
    font-size: 20px;
  }

  .pad80 {
    padding: 40px 0;
  }

  .ab_bottom li a b {
    font-size: 26px;
  }

  .ab_bottom li a i {
    font-size: 16px;
    padding-bottom: 10px;
  }

  .ab_bottom li a p {
    font-size: 16px;
    margin-top: 0;
  }

  #sol_top .swiper-slide .product-box b {
    font-size: 26px;
  }

  #sol_top .swiper-slide .product-box p {
    font-size: 14px;
  }

  .news-box {
    flex-direction: column;
  }

  .news-one {
    width: 100%;
    margin: 0;
  }

  .news-two {
    width: 100%;
    margin-top: 30px;
  }

  .news-two a {
    margin-left: 0;
  }

}

@media screen and (max-width:768px) {

  /*头部*/

  .top-box .logo {
    justify-content: flex-start;
    height: 60px;
  }

  .top-box .logo img {
    max-height: 50px;
  }

  .mobile-nav-toggle {
    top: 5px;
  }



  .banner-slide-content .title {
    font-size: 20px;
    line-height: 32px;
    font-weight: 500;
    color: #fff;
    display: block;
    margin-bottom: 15px;
    letter-spacing: -0.25px;
    text-transform: capitalize;
  }


  .banner-slide-content p {

    font-size: 18px;
    font-family: "Poppins", sans-serif;
    color: #fff;

  }

  .bottom_nav {
    display: block;
  }

  .bottom_nav a span {
    margin: 0;
  }

  .bottom_nav a {
    flex-direction: column;
  }

  .bottom_nav a img {
    width: 26px;
  }

  .copyright {
    padding: 20px 0 75px;
  }

  .copyright i {
    float: none;
  }

  .main_title p b {
    font-size: 38px;
  }

  .scroll {
    display: none;
  }

  .pad80 {
    padding: 15px 0;
  }

  .main_title {
    font-size: 30px;
    margin-bottom: 10px;
  }

  .main_span {
    font-size: 18px;
  }

  .ab_bottom li a b {
    font-size: 20px;
  }

  .ab_bottom li a i {
    padding-bottom: 15px;
  }

  .ab_bottom li a p {
    font-size: 14px;
  }

  #sol_bot {
    position: relative;
  }

  .Solution .swiper-container-thumbs {
    margin-top: 0;
  }

  #sol_top .swiper-slide .product-box b {
    font-size: 20px;
    line-height: 38px;
  }

  .Solution {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column-reverse;
  }

  #sol_top {
    width: 100%;
  }

  #sol_bot {
    width: 100%;
  }

  .Solution .swiper-button-next {
    display: none;
  }

  .Solution .swiper-button-prev {
    display: none;
  }

  #sol_top .swiper-slide .product {
    width: 100%;
  }

  #sol_top .swiper-slide .product-box b {
    color: #42A0E8;
    margin-bottom: 10px;
  }

  .news_list .item {
    width: 100%;
  }

  #sol_top .swiper-slide .product-box p {
    width: 100%;
    padding: 0 10px;
    font-size: 14px;
    text-align: left;
  }

  .Solution .swiper-container-thumbs .swiper-slide p {
    font-size: 20px;
  }

  .Solution .swiper-container-thumbs .swiper-slide .num {
    font-size: 30px;
  }

  #sol_bot {
    height: 120px;
  }

  .footer-contact .item {
    width: 50%;
  }

  .banner_txt {
    top: 12%
  }

  .banner_txt b {
    font-size: 26px;
  }

  .banner_txt span {
    font-size: 18px;
  }

  .ab_txt p {
    font-size: 14px;
  }

  .products .box b {
    font-size: 20px;
  }

  .products .box p {
    font-size: 16px;
  }

  .footer-contact .item {
    width: 50%;

  }

  .footer-nav {
    display: none;
  }
}

@media screen and (max-width:640px) {


  .main_title {
    padding: 5px;
  }

  #banner .swiper-slide .container {
    position: absolute;
    left: 0;
    right: 0;
    top: 33%;
    bottom: 0;
    margin: 0 auto;
  }

  .banner-slide-content .title {
    font-size: 16px;
    line-height: 28px;
    font-weight: 500;
    color: #fff;
    display: block;
    margin-bottom: 10px;

  }


  .banner-slide-content p {

    font-size: 14px;
    font-family: "Poppins", sans-serif;
    color: #fff;


  }

  .foot .ft-contact {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    padding: 10px;
  }

  .foot .ft-contact {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    padding: 10px;
  }

  .main_title p b {
    font-size: 30px;
  }

  .banner_txt {
    top: 0
  }

  .fot_bg {
    background: url(../images/ab.jpg) no-repeat center bottom;
    height: 300px;
  }

  .products {
    margin-top: 30px;
  }

  .products .box div {
    padding: 20px;
  }

  #sol_top .swiper-slide .product-box a {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    z-index: 999;
    color: #333;
  }

  .footer-contact .item {
    width: 100%;

  }

  .Solution .swiper-container-thumbs .swiper-slide p {
    font-size: 14px;
  }

  #sol_top .swiper-slide .product-box {
    position: relative;
    top: 10px;
    padding-bottom: 15px;
  }
  .footer-logo img { max-height: 90px;}
  .banner_txt b { font-size: 20px; margin-bottom: 20px;}
  .banner_txt span { font-size: 14px;}
  .fot_bg  { height: 200px;}
  .footer-contact .item { margin: 8px 0;}
  .footer-contact .item span {
    width: 50px;
  }
}

@media screen and (max-width:480px) {
  #header {
    height: 50px;
  }

  .top-box .logo {
    justify-content: flex-start;
    height: 50px;
  }

  .top-box .logo img {
    max-height: 40px;
  }

  .mobile-nav-toggle {
    margin-top: 4px;
  }

  .mobile-nav-toggle i {
    width: 42px;
    height: 42px;
    line-height: 42px;

  }

  .mobile-nav-toggle {
    top: 0;
  }

  .main_title p b {
    font-size: 24px;
  }


  .banner-slide-content p {
    margin-top: 0;
    font-size: 12px;
  }

  .banner-slide-content .title {
    font-size: 14px;
    line-height: 24px;
  }

  #banner .swiper-slide .container {
    top: 13%
  }

  .foot {
    padding: 20px 0;
  }

  .foot b {
    margin-bottom: 15px;
  }

  .main_title {
    font-size: 24px;
  }

  .ab_bottom ul {
    flex-wrap: wrap;
  }

  .ab_bottom li {
    width: 50%;
    margin: 10px 0;
  }

  .main_span {
    font-size: 14px;
  }

  #hyyy .swiper-button-next,
  #hyyy .swiper-button-prev {
    width: 35px;
    height: 35px;
    font-size: 20px;
    line-height: 35px;
  }
}