@media (min-width: 1336px){

}

@media (min-width: 768px){



}


@media (max-width: 1600px) {

}
@media (max-width: 1400px) {
    .nav{padding-right:260px;}
    .had_tel{right:150px;font-size: 15px;}
    .had_tel img{width: 14px;}
    .nav li a{font-size: 14px;}
    .had_img li{margin-left:10px;}

}
@media (max-width: 1200px) {

    .nav{padding-right:250px;}
    .had_img li a{width:28px;height:28px;}
    .had_img li{margin-left:10px;}
    .had_img{top:28px;}
    .had_tel{right:135px;font-size: 16px;}
    .had_tel img{width: 15px;}

    .case_list .dd_f:before,.case_list .dd_f:after{width:50px;height:50px;background-size: 100%;}
    .case_list:hover .dd_f:before,.case_list:hover  .dd_f:after{width:50px;height:50px;background-size: 100%;}
    .case_list .dd_f h3{font-size: 16px;}

    .problem_cont li{height:53px;}
    .problem_cont li .pic{height:53px;line-height: 52px;}
    .problem_cont li .pic i{height:53px;line-height: 52px;}
    .problem_cont li .pic span{height:53px;line-height: 52px;}


    .footNav li{margin-right:5%;}


    .had_tel{display: none;}
    .nav{padding-right:110px;}


}

@media (max-width: 992px) {



}
@media (max-width: 767px) {
    #wrap_index{padding-bottom:55px;}
    .container{padding:0 10px;}


    .model-header{height:60px;padding:10px 0; background: #fff;}
    .model-header-logo{width:70%;display: inline-block;height:40px;padding:0 10px;}
    .model-header-logo a{display: block;height:40px;position: relative;}
    .model-header-logo a img{max-width:100%;max-height:100%;position: absolute;top:0;bottom:0;left:0;margin:auto;}
    .model-header .model-navbtn{float:right;width:30px;text-align: right;height:40px;margin-right:10px;position: relative;}
    .model-header .model-navbtn img{width:28px;position: absolute;top:0;bottom:0;left:0;margin:auto;}

    #model_banner .slick-dots li {margin:0 7px;}
    #model_banner .slick-dots li button{width:35px;}


    .section_one{padding:35px 0 60px 15px;}
    .about_cont{padding:20px 15px;}
    .about_lt{float: none;width:100%;}
    .about_rt{float: none;width:100%;margin-top:15px;height:280px;}
    .section_one .container:before{left:15px;right:30px;top:15px;}
    .about_lt .s_title{text-align: center;}
    .s_title h3{font-size: 18px;letter-spacing:1px;line-height: 22px;}
    .s_title b{margin:10px auto 0;}
    .about_lt .s_title b{margin:10px auto 0;}
    .about_lt .txt{margin:10px 0;line-height: 24px;font-size: 14px;height:auto; max-height:144px;-webkit-line-clamp:6;}
    .about_lt .about_class li i{line-height: 40px;height:40px;}
    .about_lt .about_class li h3{line-height: 24px;height:24px;font-size: 14px;margin-top:5px;}

    .section_two{padding:35px 0 30px;overflow: hidden;}
    .proSlider .slick-slide{margin:0 7px;}
    .pro_cont .pro_tab .pro_li {margin:0 15px;}
    .pro_cont .pro_tab .pro_li a{line-height: 28px;font-size: 15px;}
    .pro_list dd{padding:10px;}
    .pro_list dd h3 a{font-size: 16px;line-height: 24px;height:24px;}
    .pro_list dd .txt{line-height: 24px;height:72px;-webkit-line-clamp:3;margin-top:5px;}
    .pro_list dt .pic img{width: 20px;}


    .section_three{padding:20px 0 50px;}
    .case_list{width:50%;}
    .case_cont{margin-top:20px;}
    .case_list .dd_f h3{font-size: 14px;line-height: 20px;height:20px;}
    .case_list .dd_f p{font-size: 12px;line-height: 20px;height:20px;}
    .case_list .dd_f .f_box{height:40px;}
    .case_list .dd_f:before,.case_list .dd_f:after{width:35px;height:35px;}
    .case_list:hover .dd_f:before,.case_list:hover .dd_f:after{width:35px;height:35px;}
    .case_cont .case_list:hover .dd_f img{width:18px;margin:10px auto 0;}
    .case_cont .case_list:hover .dd_f .f_box{height:68px;}
    .case_list .dt_f img{width:25px;}

    .section_four{padding:35px 0;}
    .four_lt{float: none;width: 100%;}
    .four_rt{float: none;width: 100%;margin-top:10px;}
    .section_four .s_title{margin-bottom:15px;}
    .newsSlider .slick-prev, .newsSlider .slick-next{width:20px;height:20px;top:-30px;}
    .newsSlider .slick-prev:before, .newsSlider .slick-next:before{background-size: 7px;}
    .newsSlider .slick-prev{right:50px;}
    .news_list{margin-bottom:10px;}
    .news_list dd{padding:10px;}
    .news_list dd h3 a{line-height: 24px;height:24px;}
    .news_list dd span{line-height: 22px;height:22px;font-size: 12px;}
    .news_list dd .txt{font-size: 12px;line-height: 20px;height:40px;margin-top:0;}

    .problem_cont li{margin-bottom:5px;height:40px;}
    .problem_cont li .pic{height:40px;line-height: 40px;padding:0 90px 0 40px;}
    .problem_cont li .pic span{height:40px;line-height: 40px;width:90px;font-size: 13px;}
    .problem_cont li .pic i{height:40px;line-height: 40px;width:40px;background-size:11px;}
    .problem_cont li.on .pic i{background-size: 16px;}
    .problem_cont li p{padding:0 10px;font-size: 14px;}

    .copy{padding:8px 0;text-align: center;}




    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-next{  border-left:1px solid #254899;}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-prev{border-right: 1px solid #254899;}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-prev:after{border-right: 7px solid #254899;}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-next:after{border-left: 7px solid #254899;}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-prev:before{border-bottom: 7px solid #254899;}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-next:before{border-top: 7px solid #254899}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-prev:hover{border-bottom: 1px solid  #254899;}
    .model-dectil-imgtwo .model-dectil-slick2 .slider-nav .slick-next:hover{border-top: 1px solid  #254899;}










}


@media (max-width: 600px){



}
@media (max-width: 500px){


}
@media (max-width: 400px){
    .pro_cont .pro_tab .pro_li {margin:0 6px;}
    .pro_cont .pro_tab .pro_li a{font-size: 14px;}


}
@media (max-width: 374px){


}