@media (max-width: 1189px) {

}
.top-box{
    height: 86px;
}
@media (max-width: 1024px) {
    .top-box{
        height: 60px;
    }
}
@media (max-width: 768px) {
    .bottom-fixed{
        display: block;
    }
    .news_box ul li{
        width: 100%;
        float: none;
        margin-right: 0;
    }
}
@media (max-width: 600px) {
    .menu{
        margin-top: 5px;
    }
    .subnav{
        height: auto;
    }
    .product_list ul li{
        width: 49%;
    }
    .product_list ul li:nth-child(even){
        margin-right: 0;
    }
    .about-box img{
        float: none;
        display: block;
        margin: 0 auto 15px;
    }
    .flinks,.footer{
        display: none;
    }
    .news-box,.hot-box{
        width: 100%;
        float: none;
    }
    .subnav{
        margin-top: 20px;
    }
    .hot-box h2{
        font-size: 20px;
    }
    .detail-box h3.article-title{
        font-size: 18px;
        margin-top: 20px;
    }
    .location h2{
        font-size: 20px;
    }
    .location .position,.header .header_cen .login{
        display: none;
    }
    .subnav a{
        width: 48%;
        float: left;
       height: 30px;
       line-height: 30px;
        margin: 0 1% 10px;
        box-sizing: border-box;
    }
}
@media (max-width: 480px) {
    .kl-home-hot,.kl-flow{
        display: none;
    }
    .shadow img{
        width: 30px;
        right: 42%;
    }
    .site-nav{
        width: 40%;
        right: -40%;
    }
    .kl-row-col_b,.kl-row-col_a{
        float: none;
        width: 100%;
    }
    .menu img{
        height: 30px;
    }
    .m_hidden{
        display: none;
    }
    .kl-row-list{
        width: 50%;
    }
    .kl-news-summary{
        line-height: 24px;
        max-height: 72px;
        overflow: hidden;
    }
    .detail-box {
        margin-right: 0;
    }
}
@media (max-width: 320px) {

}