@media (min-width: 1200px) {
  .container {
    width: 100%;
    max-width: 1230px; 
  }
}
@media (min-width: 0) and (max-width: 767px) {
	.owl-theme .owl-controls{display: none;}
	.owl-theme .owl-dots .owl-dot{display: none;}
	header{display: none;}
	.tel_header{display: block;}
	footer .bg_foot{display: none;}
	footer .foot_b .lianxi{display: none;}
	footer .foot_b .tel_lianxi{display: block;}
	footer .foot_b{padding-bottom: 5px; padding-top: 30px;}
	.about .about_b .img_box .jianjie .content .jj_c h6{font-size: 20px; margin-bottom: 10px;}
	.about .about_b .img_box .jianjie .content .jj_c h6 span{font-size: 12px;}
	.about .about_b .img_box .jianjie .content{padding: 20px;font-size: 12px;}
	.about .about_b .img_box .jianjie .content .jj_c{width: 30%;}
	.about .about_b{display: none;}
	.about .tel_about_b{display: block;}
	.about .about_m .about_nav li a{padding: 5px 0;font-size: 14px; margin: 0 2px;}
	.about .about_b1 .img_box1 .mask{padding: 5px 5px; right: 15px; top: 15px; width: 91%;}
	.about .about_b1 .img_box1 .mask h6{font-size: 14px; padding-bottom: 5px;}
	.about .about_b1 .img_box1 .mask p{font-size: 12px;}
	.about .about_b1 .img_box1{min-width: 320px; width: 100%;}
	.about .about_b1 .img_box1 img{width: 1200px;}
	.about .about_b1 .factory{font-size: 12px;}
	.about .about_b1 .factory h6{font-size: 20px;padding-bottom: 15px;}
	.about .about_b1 .img_box1{overflow: auto;}
	.about .about_b1 .fazhan li .fazhan_l{width: 21%;margin-right: 0;font-size: 15px;padding-right: 10px;}
	.about .about_b1 .fazhan li .fazhan_r{width: 39%;line-height: 14px; font-size: 12px;font-weight: 400;margin-left: 10px;}
	.about .about_b1 .fazhan li .fz_list .list_l{width: 21%;margin-right: 0;font-size: 16px;}
	.about .about_b1 .fazhan li .fz_list .list_r{width: 65%;font-size: 12px;margin-left: 15px;}
	.about .about_b1 .fazhan li .img_mar{margin-left: 0;}
	.about .about_b1 .pro .img_box .mask{font-size: 14px;padding: 5px 0;}
	.about .about_b1 .pro_show{padding-top: 0;}
	.about .about_b1 .new_show .content img{width: 100%;}
	.about .about_b1 .new_show h6{font-size: 20px;padding-bottom: 10px;}
	.about .about_b1 .new_show .xiaolangmu .share{display: block;}
	.about .about_b1 .new_show .xiaolangmu{font-size: 12px;}
	.about .about_b1{margin-top: 20px;}
	.about .about_b1 .new .new_list .border_b h6{padding-bottom: 15px;padding-top: 25px;}
	.about .about_b1 .new .new_list{text-align: center;}
	.about .about_b1 .new .new_list .img_box{width: 50%;}
	.about .about_b1 .new .new_list .time .date{font-size: 40px;line-height: 30px;}
	.about .about_b1 .new .new_list .time .y_m{font-size: 12px;}
	.about .about_b1 .new .new_list .xiaolangmu .share{margin-left: 0;}
	.about .liuyan form .input1{width: 100%;}
	.about .liuyan form .input2{width: 100%;margin-left: 0px;}
	.about .liuyan form .input3{width: 100%;}
	.about .liuyan form .input4{width: 100%;margin-left: 0px;}
	.about .liuyan{padding: 20px 0;}
	.about .liuyan h6{font-size: 20px;}
	.about .liuyan p{font-size: 12px;}
	.kuai .tel_75{width: 75px;}
	.kuai .title h6{font-size: 24px;}
	.kuai .title p{font-size: 12px;}
	.kuai .title {margin: 0;}
	.k1 .img_box .mask{height: 26px;line-height: 26px;font-size: 12px;}
	.k2 .jj{font-size: 12px;}
	.k3 .text_r{text-align: center;}
	.k3 .cx{width: 70%;}
	.k3 .cx h6{font-size: 20px;}
	.k3 .cx p{font-size: 12px;}
	.k3 button{padding: 5px 25px;}
	.k4{background: #fff;}
	.k4 .news_list .news_r .xinxi{text-align: center;}
	.k4 .news_list{background: #efefef;margin-bottom: 10px;}
	.k4 .news_list .news_r{width: 100%; text-align: center;padding-bottom: 10px;}
	.k4 .news_list .img_box{width: 80%;}
	.about .contact #map{height: 300px;}
  .about .contact .map{height: 300px;}	
  .about .contact .bg_fbfbfb{display: none;}
	.about .contact .tel_xinxi1{display: block;}
	.about .contact .tel_xinxi2{display: block;}
	.floating_ck{display: none;}
	.about .about_b1 .sev .border_b .q span{width: 88%;vertical-align: top; font-size: 14px;}
	.about .about_b1 .sev .border_b .a img{margin-left: 0;}
	.about .about_b1 .sev .border_b .a span{width: 88%;font-size: 12px;}
	.about .about_b1 .sev .sev_nav li a{font-size: 14px;}
	.about .about_b1 .sev .sev_nav li{width: 25%;}
	.about .about_b1 .sev .title h6{font-size: 22px;}
	.about .about_b1 .sev .xiantiao{width: 75px;}
	.about .about_b1 .sev .title{margin: 0 10px;} 
	.about .about_b1 .sev .sev_nav{margin-top: 20px;}
	.chaxun_mask .posi_r .tanchu .tanchu_l{width: 100%;}
	.chaxun_mask .posi_r .tanchu{width: 300px;background: #565657;height: 350px; border-radius: 10px;}
	.chaxun_mask .posi_r .tanchu .tanchu_r{margin: 0; margin-top: 5px;padding-left: 0; border: none;width: 100%;}
	.chaxun_mask .posi_r .tanchu .tanchu_r .tc_close{top: -190px;right: -25px;}
	.chaxun_mask2 .posi_r2 .tanchu2 .tanchu_l{width: 100%;}
	.chaxun_mask2 .posi_r2 .tanchu2{width: 300px;background: #565657;height: 350px; border-radius: 10px;}
	.chaxun_mask2 .posi_r2 .tanchu2 .tanchu_r{margin: 0; margin-top: 5px;padding-left: 0; border: none;width: 100%;}
	.chaxun_mask2 .posi_r2 .tanchu2 .tanchu_r .tc_close{top: -220px;right: -25px;}
	.about .about_b1 .sev .content img{width: 90%;}
	.about .about_b1 .pro .img_box{min-height: 155px;}
	
}

@media (min-width: 768px) and (max-width: 991px) {
	header nav .pc_nav .nav_li .nav_a{padding: 5px 18px;}
	header nav .pc_nav .nav_li_f{padding-right: 25px;}
	header nav .form .name{width: 150px;}
	header nav .form .name2{width: 35px;}
	footer .bg_foot .border_r ul li{padding-left: 25px;}
	footer .bg_foot .border_r h6{padding-left: 25px;}
	footer .bg_foot .ewm img{width: 100%;}
	footer .foot_b .lianxi img{margin-right: 5px; margin-left: 20px;}
	.about .about_b .img_box .jianjie .content .jj_c h6{font-size: 20px; margin-bottom: 10px;}
	.about .about_b .img_box .jianjie .content .jj_c h6 span{font-size: 12px;}
	.about .about_b .img_box .jianjie .content{padding: 20px;font-size: 12px;}
	.about .about_b .img_box .jianjie .content .jj_c{width: 30%;}
	.about .about_m .about_nav li a{padding: 20px 5px;}
	.about .about_b1 .img_box1 .mask{padding: 10px 15px;}
	.about .about_b1 .img_box1 .mask h6{font-size: 18px;}
	.about .about_b1 .img_box1 .mask p{font-size: 14px;}
	.about .about_b1 .owl-next{top: -100px;}
	.about .about_b1 .owl-prev{top: -100px;}
	.about .about_b1 .factory{font-size: 12px;}
	.about .about_b1 .img_box1{overflow: auto;}
	.about .about_b1 .fazhan li .fazhan_r{width: 55%;}
	.about .about_b1 .fazhan li .fazhan_l{font-size: 22px;}
	.tb-s310,.tb-s310 a { height: 390px;width: 77%;text-align: center;line-height: 390px;}
	.smallImg{width: 100px;height: 390px;}
	.tb-thumb li{height: 100px; width: 100px;}
	.tb-thumb li a{height: 90px;}
	.smallImg .box{width: 100px;height: 390px;}
	.tb-pic a{display: inline-block;}
	.about .about_b1 .pro_show .cpjs{font-size: 14px;line-height: 22px;}
	.about .about_b1 .new_show .content img{width: 100%;}
	.about .about_b1 .new .new_list .xiaolangmu .share{margin-left: 0;}
	.about .about_b1 .new .new_list .border_b{padding-bottom: 10px;}
	.about .about_b1 .new .new_list .border_b h6{padding-bottom: 5px;}
	.about .about_b1 .new .new_list .time .date{font-size: 40px;line-height: 30px;}
	.about .about_b1 .new .new_list .time .y_m{font-size: 12px;}
	.about .about_b1 .new .new_list{padding-bottom: 15px;}
	.about .about_b1 .new .new_list .xiaolangmu{font-size: 12px;}
	.about .liuyan{padding: 50px;}
	.about .liuyan form .input1{width: 46%;}
	.about .liuyan form .input2{width: 46%;margin-left: 45px;}
	.about .liuyan form .input3{width: 46%;}
	.about .liuyan form .input4{width: 46%;margin-left: 45px;}
	.k3 .cx h6{font-size: 26px;}
	.k3 .cx p{font-size: 14px;}
	.k3 button{padding: 10px 40px;}
	.k4 .news_list .news_r .xinxi{font-size: 12px;padding-bottom: 5px;}
	.k4 .news_list .news_r h5{padding: 5px 0; font-size: 14px;}
	.k4 .news_list .news_r .jj{font-size: 12px;}
	.k4 .news_list .news_r a{font-size: 12px;}
	.k4 .news_list .img_box{padding: 0 5px; width: 40%;}
	.k4 .news_list .news_r{width: 56%;}
	.about .contact .bg_fbfbfb .xinxi1 div span{width: 86%;display: inline-block;vertical-align: top;}
	.about .contact .bg_fbfbfb .xinxi2 div span{width: 86%;}
	.about .contact #map{height: 345px;}
  .about .contact .map{height: 345px;}	
	.about .about_b1 .sev .border_b .a span{width: 94%;}
	.about .about_b1 .sev .border_b .q span{width: 95%;}
	.about .about_b1 .fazhan li .fz_list .list_r{width: 71%;}
	.about .about_b1 .pro .img_box{min-height: 190px;}
	
	
	
	
	
	
	
	
}

@media (min-width: 992px) and (max-width: 1199px) {
	header nav .pc_nav .nav_li .nav_a{padding: 5px 30px;}
	footer .bg_foot .border_r ul li{padding-left: 45px;}
	footer .bg_foot .border_r h6{padding-left: 45px;}
	footer .bg_foot .ewm img{width: 100%;}
	.about .about_b .img_box .jianjie .content .jj_c h6{font-size: 20px;}
	.about .about_b .img_box .jianjie .content .jj_c h6 span{font-size: 12px;}
	.about .about_b .img_box .jianjie .content{padding: 30px;}
	.about .about_b1 .img_box1 .mask{padding: 10px 20px;}
	.about .about_b1 .owl-next{top: -150px;}
	.about .about_b1 .owl-prev{top: -150px;}
	.about .about_b1 .img_box1{width: 100%;}
	.about .about_b1 .img_box1 {width: 100%;overflow: auto;}
	.about .about_b1 .fazhan li .fazhan_r{width: 63%;}
	.tb-s310,.tb-s310 a { height: 460px;width: 75%;}
	.about .about_b1 .pro_show .cpjs{line-height: 30px;}
	.about .liuyan form .input1{width: 47%;}
	.about .liuyan form .input2{width: 47%;margin-left: 38px;}
	.about .liuyan form .input3{width: 47%;}
	.about .liuyan form .input4{width: 47%;margin-left: 38px;}
	.about .about_b1 .sev .border_b .a span{width: 95%;}
	.about .about_b1 .fazhan li .fz_list .list_r{width: 74%;}
	
	
}

@media (min-width: 1200px) and (max-width: 1540px) {
	.about .about_b1 .img_box1 img{width: 100%;}
}