@media (max-width: 1920px) {
  .container {
    max-width: 1320px;
  }
}

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

  .top-box .logo img {
    max-height: 60px;
  }
  #banner .swiper-button {
    display: none;
  }
  .cpzx .swiper-button-next { right: 0;}
  .cpzx .swiper-button-prev { left: 0;}
}
@media screen and (max-width:1024px) {
  .container {
    width: 100%;
  }
  .ys_list_left b { line-height: 36px; font-size: 26px;}
  .ys { padding-bottom: 0;}
  .news { padding: 40px 0;}
  .news-two li a {
 padding: 7px 20px;}
 .foot { padding: 30px 0;}
 .fot_bg p { font-size: 26px; line-height: 32px;}
}
@media screen and (max-width:990px) {

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

  .insearch_box{ display: none;}
  .seaBtn { display: block;}
  #header {
    height: 70px;
  }

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

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

  .top-box .logo .logo-tu2 {
    display: block;
  }

  .top-box .logo .logo-tu1 {
    display: none;
  }

  /*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;
  }
  .news-box { display: block;}
  .insearch_box { margin-right: 60px;}
  /*about*/
  .ab_bottom {
    background: url(../images/about.jpg) no-repeat bottom;
    height: 400px;
  }

  .ab_list2 {
    width: 100%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    margin-top: 30px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
    position: relative;
    left: 0;

  }

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

  .about_fl {
    width: 100%;
    padding-right: 0;
  }

  .about_fr {
    width: 100%;
  }
  .news-one {
    width: 100%;
}
.news-two {
  width: 100%;
  margin-top: 30px;
  margin-left: 0px;
}
.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;}
  .cpzx { padding: 30px 0;}

  .xcal .swiper-wrapper {
    margin-top: 20px;
  }
  .cxyjs_fl { width: 100%;}
  .cxyjs_box { display: block;}
  .cxyjs_fr { margin-top: 30px; width: 100%;}
  .jjfa_fl { width: 100%;}
  .jjfa_box { display: block;}
  .jjfa_fr { width: 100%; margin-top: 30px;}
  .hy{ padding: 30px 0;}
  .cxyjs,.jjfa,.hz,.news{ padding: 30px 0;}
}

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

  /*头部*/

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

  .top-box .logo img {
    max-height: 45px;
  }

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


  /*about*/
  .about {
    padding: 20px 0 0;

  }

  .about_txt {
    font-size: 15px;
    line-height: 24px;
    margin: 15px auto;
    width: 88%;

  }

  .ab_list2 {

    margin-top: 30px;

  }

  .ab_list2 li {

    font-size: 15px;
  }

  .ab_list2 li b {

    font-size: 28px;

  }

  .ab_list2 li i {
    font-size: 14px;
    top: -10px;


  }

  .pro_content a {
    padding: 40px 20px;
  }

  .ab_bottom b {
    font-size: 24px;

  }

  .ab_bottom p {
    font-size: 18px;

  }

  .ab_bottom {
    background: url(../images/about.jpg) no-repeat bottom;
    height: 300px;

  }

  .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;
  }

  .product_fl {
    width: 100%;
  }

  .product .container {
    flex-direction: column;
  }

  .ys {
    margin-top: 30px;
  }

  .ys_con {
    margin-top: 20px;
    padding: 10px;
  }

  .news-box {
    padding: 20px 0;
    margin-top: 0;
  }
  .news-two li a { padding: 10px;}
  .foot .foot_tel b { width: 100%;}
  .main_title .tit_fr a { padding: 10px; margin: 10px;}

  .news_fl .gs ,.news_fl .zf{ width: 100%;}
  .news_fl { display: block;}
  .fot_bg p { font-size: 20px;}
  .main_title .tit_fr { flex-wrap: wrap;}
  .main_title .tit_fr a { width:calc(50% - 20px) }
  .main_title a { margin: 0;}
  .xcal .swiper-slide span { font-size: 14px;}
  .xcal .swiper-slide a { margin: 0;}
  .cpzx .swiper-button-next, .cpzx .swiper-button-prev {
    height: 50px;
    top:80%;
    line-height: 50px;
  }
  .ly_list li {
    width: calc(50% - 10px);
    margin: 5px;
}
.hezuo { padding-top: 10px;}
.news-box { padding-top: 0;}
}

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

  .pro_content {
    flex-direction: column;
  }

  .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;
  }

  .pro_list {
    flex-wrap: wrap;
  }

  .pro_list a {
    width: 100%;
    flex: auto;
  }

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

  .ys {
    padding-top: 0px;
  }

  .ys_list_left b {
    font-size: 28px;
  }

  .main_title p {
    margin-bottom: 8px;
  }

  .product_icon ul {
    flex-wrap: wrap;
  }

  .product_fl {
    padding: 0;
  }

  .product_icon ul li {
    margin-top: 5px;
  }

 
  .ys_list_left i {
    font-size: 50px;
    margin: 20px 0;
  }


  .product_icon img {
    width: 50px;

  }

  .ab_list2 li b {
    font-size: 24px;
  }
}

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

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

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

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

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

  }

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

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

  .about_fl {
    width: 100%;
    padding: 0;
  }

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

  .ab_bottom {
    background: url(../images/about.jpg) no-repeat bottom;
    height: 340px;
  }

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

  .product_txt {
    margin: 5px 0;
  }

  .zzsc .tab a {
    font-size: 18px;
    padding: 10px;
    background: #f1f1f1;
    margin-top: 10px;
  }

  .ys_list_left span {
    margin: 10px 0;
  }

  .ys_list_left i {
    font-size: 30px;
  }

  .ys_list_left b {
    font-size: 30px;
    padding: 5px 0;
  }

  .product_icon ul li p {
    font-size: 14px;
  }

  .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;
  }
}