@media screen and (max-width: 1500px) {

}

@media screen and (max-width: 1200px) {


  .proli_left {
    width: 240px;
  }
  .proli .proli_right {
    width: -webkit-calc(100% - 240px);
    width: -moz-calc(100% - 240px);
    width: calc(100% - 240px);
  }
  .procon .procon_right {
    width: -webkit-calc(100% - 240px);
    width: -moz-calc(100% - 240px);
    width: calc(100% - 240px);
  }

  .page_ban .text h4 {
    font-size: 81px;
  }
  .page_ban .text h3 {
    font-size: 32px;
    padding: 30px 0 40px;
  }
}

@media screen and (max-width: 1000px) {

  .page_ban {
    height: 320px;
    margin-top: 80px;
  }
  .page_nav ul {
    padding: 0px;
  }

  .page_nav .pro_nav {
    margin-right: 10px;
  }

  .proli_left {
    width: 100%;
    border: 0px;
  }
  .proli_left .proli_btn {
    display: block;
    font-size: 18px;
    color: #fff;
    line-height: 56px;
    background-color: #fdd100;
    border: 1px solid #eee;
    text-align: center;
    -webkit-transition: all 0.3s;
    -o-transition: all 0.3s;
    -moz-transition: all 0.3s;
    transition: all 0.3s;
  }
  .proli_left .proli_btn.on {
    color: #fdd100;
    background-color: #fff;
  }
  .proli_left ul {
    display: none;
    position: absolute;
    z-index: 6;
    top: 58px;
    left: 0px;
    width: 100%;
    background-color: #fff;
    border: 1px solid #eee;
    border-top: 0px;
    -webkit-box-shadow: 0px 5px 5px 1px rgba(0, 0, 0, 0.05);
            box-shadow: 0px 5px 5px 1px rgba(0, 0, 0, 0.05);
  }

  .proli .proli_right {
    width: 100%;
  }
  .procon .procon_right {
    width: 100%;
  }
}

@media screen and (max-width: 880px) {

  .proli .proli_right li {
    width: 33.33%;
  }
  .proli .proli_right li:nth-child(4) {
    border-top: 0px;
  }

  .newsli li{
    width: 50%;
  }
}

@media screen and (max-width: 780px) {
  .page_ban .text {
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
         -o-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .page_ban .text h3 {
    font-size: 28px;
    padding: 20px 0 40px;
  }
  .page_ban .text h4 {
    font-size: 56px;
  }

}

@media screen and (max-width: 640px) {
  .menu ul li.pro dl dd {
    width: 100%;
  }

  .page_nav {
    margin-bottom: 10px;
  }
  .page_nav li a {
    font-size: 15px;
    line-height: 50px;
  }

  .page_nav .pro_nav {
    margin-top: 10px;
  }

  .location {
    padding: 10px 0;
    margin-bottom: 20px;
  }

  .proli .proli_right li {
    width: 50%;
  }
  .proli .proli_right li:nth-child(3) {
    border-top: 0px;
  }
  .procon .procon_right {
    padding: 20px 10px;
  }
  .procon .pro_tl h3 {
    font-size: 24px;
  }

  .photoli h3 {
    font-size: 24px;
    margin-bottom: 20px;
  }
  .photoli {
    margin-bottom: 40px;
  }
  .photoli li {
    margin-bottom: 15px;
  }
  .photoli li h5 {
    line-height: 40px;
  }
  .photoli li span {
    margin-top: -50px;
  }

  .newsli .newsli_tl h3 {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .photoli li h5 {
    font-size: 14px;
  }
  .photoli li {
    width: 48%;
    margin-right: 4%;
    margin-bottom: 10px;
  }
  .photoli li:nth-child(3n) {
    margin-right: 4%;
  }
  .photoli li:nth-child(2n) {
    margin-right: 0px;
  }
  .photoli1 li {
    width: 48%;
    margin-right: 4%;
  }
  .photoli1 li:nth-child(2n) {
    margin-right: 0px;
  }

  .newsli li {
    margin-bottom: 10px;
  }
  .newsli li.first .text font {
    margin-bottom: 5px;
  }
  .newsli li.first {
    margin-bottom: 20px;
  }
  .newsli li .text2 {
    padding: 10px 20px 10px 10px;
  }
  .newsli li .text2 h3 {
    margin-bottom: 5px;
  }
  .newsli li .text2 h5 {
    margin-bottom: 5px;
  }
  .newsli li .text2 p {
    margin-bottom: 10px;
  }
  .newsli li a:hover .text2 {
    padding: 10px 10px 10px 20px;
  }

  .news .news_tl {
    margin-bottom: 30px;
  }
  .news .news_con {
    margin-bottom: 40px;
  }
  .news .news_con p{
    font-size: 14px;
  }

  .news .fy {
    margin-bottom: 30px;
  }

  .contact {
    margin-bottom: 40px;
  }
  .contact .text .list li{
    width: 100%;
    margin-bottom: 20px;
  }
  .contact .text .list li i{
    margin-bottom: 10px;
  }
  .contact .text .list li:after{
    display: none;
  }
  .contact .map {
    height: 300px;
  }

  .page_ban {
    height: 200px;
    padding-top: 100px;
    -o-background-size: auto 140% !important;
       background-size: auto 140% !important;
    background-position: center left -260px !important;
  }
  .page_ban .text h3 {
    font-size: 20px;
  }
  .page_ban .text h4 {
    font-size: 28px;
  }
  .page_nav li {
    width: 33.33%;
  }
  .caseli li a {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
       -moz-box-orient: vertical;
       -moz-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .caseli li:nth-child(2n) a {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
       -moz-box-orient: vertical;
       -moz-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .caseli li .img {
    width: 100%;
    padding-bottom: 50%;
  }
  .caseli li .text {
    width: 100%;
    padding: 20px 5%;
  }
  .caseli li .text h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .caseli li p {
    font-size: 14px;
    line-height: 1.8;
  }
}

@media screen and (max-width: 480px) {
  
  .page_ban {
    padding-top: 60px;
    -o-background-size: auto 100% !important;
       background-size: auto 100% !important;
  }

  .pro_con .fy a.return {
    position: relative;
    top: 5px;
  }

  .newsli li.first .img {
    width: 100%;
    margin-bottom: 10px;
  }
  .newsli li.first .text h3 {
    overflow: visible;
    -o-text-overflow: ellipsis;
       text-overflow: ellipsis;
    white-space: normal;
  }
  .newsli li.first .text p {
    margin-bottom: 10px;
  }

  .photoli li {
    width: 100%;
    margin-right: 0px;
  }
}