/*media*/


.top_box {
    width: 1600px;
    margin-left: auto;
    margin-right: auto;
}
.foot_box {
    width: 1000px;
    position: relative;
    margin: 0 auto;
}

.top .nav ul > li > a,.topc .nav ul > li > a {
    width: 80px;
    display: block;
    font-size: 17px;
}

.top .lang,.topc .langc {
    padding-left: 20px;
}

.top .lang a,.topc .langc a {
    line-height: 25px;
}

.top .nav ol,.topc .nav ol {
    top: 90px;
}

@media all and (max-width: 1800px) {
    .top_box {
        width: 1400px;
    }


    .top .nav ul > li,.topc .nav ul > li {
        margin-left: 0;
    }

    .top .nav ul > li > a,.topc .nav ul > li>a {
        width: 90px;
    }
}

@media all and (max-width: 1600px) {
    .top_box {
        width: 1200px;
    }


}

@media all and (max-width: 1400px) {
    .top_box {
        width: auto;
        padding: 0 15px;
    }

    .top .nav ul > li > a,.topc .nav ul > li > a {
        width: 80px;
    }

    .top .lang,.topc .langc  {
        padding-left: 15px;
        margin-right: -15px;
    }

    .top .lang a,.topc .langc a {
        line-height: 30px;
    }




}
@media (max-width: 1200px) {
.topc {
    position:unset;
}
    .big_box {
        width: auto;
        margin-left: 15px;
        margin-right: 15px;
    }
@media screen and (max-width: 1025px) {
    .top {
        position: fixed;
     padding-top: 0px;
    }

.index_banner {
       padding-top: 13rem;
    }

.banner_bar {
    background: none;
}

.index_banner {
    padding-top: 0rem;
}

.banner_bar_bg {
    width: 100%;
}
    .main_news ul li .txt {
        width: 50%;
        overflow: hidden;
    }
    .img_box {
        width: 45%;
    }
.cont_news ul li .img_box {
     width: 100%; 
    height: 100%; 
}
.cont_news .list_txt a {
     font-size: 14px;
}
    .classify ul li {
        margin: 0 0;
        width: 50%;
        height: 169px;
        text-align: center;
    }

    .newsInfo {
        width: 30%;
        margin-right: 4%;
    }
    .newsInfo ul {
        padding-right: 10%;
    }
    .newsInfo ul li a {
        width: 100%;
        line-height: 32px;
    }

    .newsInfo ul {
        padding-right:10%
    }
    .cont_news ul li {
        width: 29%;
        margin: 20px 2% 0 !important;
    }

    .newsActive ul li {
        width: 100%;
    }


    .com_cont {
        width: 100%;
    }
    .cont {
        width: 70%;
    }
    .com_cont .cont_text {
        width: 100%;
    }
    .subSection .cont_list {
        width:100%;
        margin-top: 20px;
    }
    .subSection .cont_list .list_txt {
        width: 94%;
    }
    .news_list_box {
        width: 100%;
    }
    .news_list_box .list_txt {
        width: 74%;
    }
    .newsr {
        width: 100%;
    }


    .ztnews_list ul li {
        float: left;
        margin:20px 4% 0;
    }
    .news_banner_bar{
        display: none;
    }
    .news_list_box ul li {
        width: 100%;
    }
    .banner_media{
        display: block;
    }

    .banner_media .news_txt {
        padding-left: 0;
        padding-top: 6%;
    }
    .banner_media .news_txt .date {
        font-size: 16px;
    }
    .banner_media .news_txt p {
        font-size: 16px;
        margin-top: 5px;
    }
    .subSection {
            margin-top: 5% !important;
    }

    .student {
        width: 100%;
    }
    .news_list .list_txt {
        width: 74%;
    }
    .video_list,.pic_list,.txt_list,.txt_list .txt_list_l,.txt_list .txt_list_r,.txt_list_l .list_txt,.txt_list_r .list_txt{
        width: 100%;
    }
    .contents,.cont_link_list {
        width: 100%;
    }

    .foot_box {
        width: auto;
        padding: 0 30px;
    }


}


@media all and (max-width: 1024px) {

.top .lang .englishbox{
    display:block !important;
}

.com_head01 .txt span {
    font-size:30px;
}
    .top_box .nav {
        display: none;
    }
.top {
        position: unset;
}

    .lang ul,.langc ul,.search {
        display: none;
    }

.lang ul li.lian4{display:block!important;}


    .top{
        background: #838699;
    }
    .nav_media {
        display: block;
        margin-top: 18px;
    }

    .btn_media {
        display: block;
        margin-top: 10px;
    }

    .top .nav_media .nav_icon img,.topc .nav_media .nav_icon img {
        height: 13px;
        margin-top: 9px;
        width: 20px;
    }

    .nav_bg {
        height: 50px;
    }

    .nav_bg .logo {
        margin-top: 10px;
    }

    .nav_bg .logo img {
        height: 30px;
        width: auto;
    }
.banner_bg{
    padding-top: 96px !important;   
   
}
.main_news ul li{margin-top: 10px;}

    .main_news ul li .txt {
        width: auto;
        height: 100%;
        float: left;
    }
    .img_box {
        width: 100%;
        height: 100%;
        float: left;
    }
.cont_news ul li .img_box {
    width: 100%;
    height: 100%;
}
    .newsInfo {
        width: 100%;
    }
    .newsInfo ul {
        border-right:none;
    }
   
.com_head04 .txt span {
    font-size:3rem;
}
    .ztnews_list ul li {
        margin:20px 2% 0;
    }
    .news_list_box .list_txt {
        width: 70%;
    }
    .cont {
        width: 100%;
    }
.com_cont{padding: 0px 0;}

    .aside {
        display: none;
    }

    .subMain .aside_media{
        display: block;
        margin-top: -57px;
    }
    .news_list .list_txt {
        width:70%;
    }
    .subMain .com_head01 .txt span {
        font-size: 18px;
        line-height: 30px;
    }
    .com_head02 .txt span {
        font-size: 2rem;
    }
    .mainlist{
        width: 100%;
    }
     .search_box {
        width:80%;
    }
    .search_box .text {
        width:60%;
    }
 
    .foot_bg {
        padding: 40px 0;
margin-top: 10px;
    }
    .foot_bg .foot_logo {
        width: 100%;
        text-align: center;
        margin-top: auto;
    }
    .foot_bg .contact{
        width: 100%;
        padding: 0 ;
        margin-left:0;
        border:none;
        margin-top: 40px;
    }
    .foot_bg .td_code {
        width: 100%;
    }
    .foot_bg .td_code .td_code_box {
        margin-top: 20px;
        margin-left: 0;
        margin-right: 20px;
    }
    .copyright_bg {
        line-height: 30px;
    }
}
@media all and (max-width: 900px) {
.top {
        position: unset;
}

    .subSection .cont_list .list_txt {
        width: 92%;
    }
    .subSection .cont_list{
        display: none;
    }
    .pic_news {
        display: none;
    }
    .ztnews_list{
        display: none;
    }
    .news_list_box .list_txt {
        width: 64%;
    }
    .subMain .aside_media{
        margin-top: -46px;
    }
    .subMain .com_head01 .txt span {
        font-size: 16px;
        /* line-height: 50px; */
    }
    .news_list .list_txt {
        width:65%;
    }
  
   .search_box {
    width: 100%;
}

}
@media all and (max-width: 768px) {
.new {
    display: block !important;
}
.top {
        position: unset;
}
  .com_head01 .txt span {
    font-size:20px;
}
    .copyright_bg {
        line-height: 24px;
    }
    .news .newsActive .image{
        width:85px;

    }
    .news .newsActive .brief{
        height:auto;
        min-height:135px;
        padding-right: 15px;
    }
    .news_list_box {
        display: none;
    }
    .zhengwen_media {
        display: block;
    }

    .subMain .aside_media{
        margin-top: -45px;
    }
    .subMain .com_head01 .txt span {
        font-size: 15px;
        /* line-height: 48px; */
    }
    .com_head02 .txt span {
        font-size: 1.8rem;
    }
    .news_list .list_txt {
        width: 64%;
    }
    .news_list .list_txt p{
        display: none;
    }
    .news_list ul li{
        height: 219px;
    }
    .com_cont h1 {

        font-size: 3rem;
        line-height: 1.5;
    }
    .com_cont h2 {
        width: 100%;
        color: #333;
        font-size: 2rem;
        line-height: 1.5;
        margin-top: 10px;
    }
    .banner_media  .news_bg a {

        font-size: 20px;

        line-height:1.5;

    }
    .banner_media  .news_bg {
        padding-left:15px;
        margin-top: -45px;
    }
    .news_list ul li {
        height:100%;
    }
    .news_list .list_txt{
        width: 100%;
        margin: 10px 0;
    }
    .banner_media .news_txt {
        padding: 30px 15px 0;
    }
    .news_list_title ul li {
        width:25%;
    }
    .cont_news ul li {
    width: 46%;
    margin: 20px 2% 0 !important;
}
       .search_box {
        width:100%;
    }
   .search_box .text {
        width:40%;
    }
  
  
}
@media all and (max-width: 500px) {
.top {
        position: unset;
}
    .search_box {
        width:100%;
        height:100px;
    }
   .search_box .text {
        width:100%;
    }


}
@media all and (max-width: 374px) {
.top {
        position: unset;
}
    .com_head01 .txt span {
    font-size:18px;
}
    .classify ul li {
        width:100%;
    }


    .subMain .aside_media{
        /* height: 62px; */
        margin-top: -30px;
    }
    .subMain .com_head01 .txt span {
        font-size: 16px;
        line-height: 60px;
    }

  
    .mainlist .list_txt .dates{
        display: none;
    }
   .cont_news ul li {
    width: 100%;
    margin: 20px 2% 0 !important;
}

}