@charset "utf-8";
/* CSS Document */

@media  (max-width: 1280px){	


}

@media  (max-width: 1024px){	
.header{ display:none}
.ph_header{ display:block;}
.swiper_banner{margin-top: 60px;}
.content{width: 90%;margin:0 5%;}
.introduction-slide .swiper-slide dl{background-color: #f4f4f4;}
.introduction-slide .swiper-slide dl dd{width: 40%;padding:0 5% 20px;height: auto;}
.introduction-slide .swiper-slide dl dt{width: 50%;}
.introduction-slide .swiper-slide dl dt img{height: auto;width: 100%;}
.introduction-slide .swiper-slide dl.dl4{background-color: #156ea7;}
.introduction-slide .swiper-slide dl.dl2{background-color: #4da5bc;}
.jia{display: none;}

.main{margin-left:0;}
.menu_title{padding: 15px 0;margin-bottom: 15px;font-size: 18px;}
.more{ margin: 20px auto 60px;}
.industry dl dt{width: 35%;height: auto;}
.industry dl dt img{width: 100%;height: auto;}
.industry dl dd{width: 55%;padding:0 5%;}
.foot_but,.foot_copy a{display: none;}
.foot_copy{line-height: 30px;}
.foot{padding: 30px 0;}
}



@media (max-width:768px){
.introduction-slide .swiper-slide dl dd h1{font-size: 14px;padding: 20px 0 5px}
.introduction-slide .swiper-slide dl dd p{font-size: 12px;}
.introduction-slide .swiper-slide dl.dl4 dt .jt,.introduction-slide .swiper-slide dl.dl2 dt .jt,.introduction-slide .swiper-slide dl .jt{display: none;}
.industry dl{width: 45%;margin: 15px 2.5%;}
.industry dl dt{width: 100%;margin-bottom: 15px;}
.industry dl dd{width: 100%;padding: 0;}
.aside{width: 100%;}
.main{margin-left: 0;width: 100%;margin-top: 30px;}
.aside dl{margin-bottom: 10px;}
.aside dl dd{background: #f4f4f4;}
.inside{margin: 20px 0;}

.news dl dt{width: 100%;margin-bottom: 15px;height: auto}
.news dl dt img{width: 100%;height: auto;}
.news dl dd{width: 100%;padding: 0;}



.pro_list dl{width: 90%;margin: 20px 5%;}
.pro_list dl dt img{width: 100%;height: auto;}
.pro_l{display: none;}
.pro_r{margin-left:0}
.pro_r p{line-height: 30px;}
.pro_detail{width: 100%;}
.pro_detail table tr td{padding: 15px 10px;}


.detection li{width: 45%;margin: 20px  2.5%;}
.detection li img{width: 100%;height: auto;}
.beltline li{width: 45%;margin: 20px  2.5%;}
.beltline li img{width: 100%;height: auto;}
.welding_swiper{padding: 0;}
.gallery-thumbs .swiper-slide{height: 40px;background-position: center center;background-size: 100%;    background-repeat: no-repeat;}
.gallery-thumbs{height: 60px;}

.welding_swiper,.gallery-thumbs{width: 100%;}
.gallery-top{width: 100%;height: 600px;}
}

@media (max-width: 640px){	
.introduction-slide .swiper-slide dl dd h1{font-size: 12px;}
.ph_banner{display: block;margin-top: 60px;}
.swiper_banner{display: none;}
.industry dl{width: 95%;margin: 15px 2.5%;}
.foot_add,.foot_but,.main_title span{display: none;}
.foot_logo{width: 100%;text-align: center;border: none;}
.gallery-top{width: 100%;height: 350px;}

.introduction-slide .swiper-slide dl dd{width: 90%;padding:0 5% 20px;height: auto;}
.introduction-slide .swiper-slide dl dt{width: 100%;}
}

@media (max-width: 320px){	


}