@charset "utf-8";
/* CSS Document */
@media (max-width: 1200px){
	.mes_b{ margin-left:0px; padding-left:2%; box-sizing:border-box;}
	.mes_l{ max-width:50%;}
	.mes_r{ max-width:45%;}
}
@media (max-width: 768px){
	.max{ padding-left:2% !important; padding-right:2% !important; box-sizing:border-box;}
	
	.header .max .seek{ display:none;}
	
	nav{ position:absolute; top:0px; left:0px; z-index:998; display:block; width:100%; overflow:hidden; background:none;}
	.nav{ position:absolute; float:left; background:rgba(20,65,155,0.80); z-index:20; right:0px; width:40%; overflow:hidden; display:block; margin:0px;}
	.nav li{ float:left; max-width:100%; width:100%; text-align:center;}
	.nav li a{ color:#fff; float:left; width:100%;  border-right:0px; padding:0px; line-height:60px;}
	.nav>li>a:hover{ border-bottom:2px solid #fff; color:#fff;}
	.nav li a{ font-size:16px;}
	.dh{ display:block;}
	
	.header{ padding:0px;}
	.header .contact{ display:none;}
	.header .logo{ max-width:80%; margin:0px;}
	.header .logo_text{ display:none;}

	.banner li img,.banner{ height:300px !important;}
	.pro_b{ width:100%;}
	.pro_b li .title{ margin:10px 0px 5px 0px; font-size:14px;}
	.pro_b li{ margin-right:10px; max-width:calc(25% - 8px)}
	.pro_b li .picture img{ height:136px;}
	.pro_b li:nth-of-type(3n){ margin-right:0px;}
	.pro_b li:last-of-type{ display:none;}
.pro_list .page_r li .picture img{ height:147px;}
	.mes_b{ display:block; padding:0px 2%;}
	.mes_l{ max-width:100%;}
	.mes_r{ max-width:100%; margin-top:20px;}
	.mes_r form{ padding:34px 5%; max-width:100%; width:100%;}
	.mes_r form input[type=text]{ max-width:49%;}
	.mes_r form input:nth-last-of-type(2){ float:right;}
	.mes_r form input[type=submit]{ margin:0px auto; float:none; display:block;}
	
	.advan li{ max-width:49%; margin-right:0px; margin-bottom:10px;}
	.advan li:nth-of-type(even){ float:right;}
	.advert .picture{ max-width:100%;}
	.advert_b{ display:block;}
	.advert .picture img{ height:300px;}
	.advert .advert_r{ max-width:100%; margin-top:20px;}
	
	.case_b li .picture img{ height:170px;}
	.case_b li .title{ font-size:14px; padding:10px 0px;}
	
	section.about{ padding-bottom:30px;}
	.about .often{ margin-bottom:40px;}
	.about_b .picture{ max-width:100%; padding:0px;}
	.about_b .picture::before{ display:none;}
	.about_b .content{ max-width:100%;}
	.about_b .picture img{ height:auto;}
	.about_b .content .more{ margin-top:30px;}
	
	.adcontact_l{ max-width:100%; text-align:center;}
	.advert_contact{ background-position:left top;}
	.advert_contact a.more{ max-width:100%; margin-top:20px;}
	.adcontact_l .tel{ padding-left:0px;}
	
	.news_l{ max-width:100%;}
	.news_l::after{ display:none;}
	.news_l .picture img{ height:300px;}
	.news_r{ max-width:100%; margin-top:20px;}



	

	.footer .code{ display:none;}
	.head_line .text{ display:none;}
	
	.page_r{ max-width:100%; width:100%;}
	.page{ padding-bottom:30px; margin-top:0px;}
	.page_l{ display:none;}

	.weixin{display:block;}
	.weixin textarea{outline:none;}
}
@media (max-width: 425px){
	.header .logo img{ max-height:60px;}
	.banner li img,.banner{ height:200px !important;}
	.lef_rig span img{ height:50px;}
	.lef_rig span{ top:calc(100% - 50px);}
	
	.iconnav-list:before{ font-size:50px;}
	.often{ margin:20px auto 10px auto;}
	.often .title{ font-size:20px;}
	
	.pro_column{ overflow:hidden; float:left; width:100%;}
	.pro_column span{max-width:49%; float:left; margin:6px 0px 6px 0px;}
	.pro_column span:nth-of-type(even){ float:right;}
	.pro_b li{ max-width:49%; margin-right:0px;}
	.pro_b li:nth-of-type(even){ float:right;}
	
	.mes_l{ text-align:center;}
	.mes_l .title{ font-size:20px;}
	.mes_l .text{ font-size:16px; margin-top:15px;}
	.mes_l .contact{ margin-top:15px;}
	.mes_l .contact .picture{ display:none;}
	.mes_l .contact .content{ max-width:100%; margin:0px auto;}
	.mes_r form input[type=submit]{ font-size:14px;}
	
	.advan li{ padding-bottom:20px;}
	.advan li .title{ font-size:18px;}
	.advan li .picture{ margin-top:5px; font-size:66px;}
	.advert .picture img{ height:auto;}
	.advert_r .title{ font-size:20px; text-align:center;}
	.advert_r .text{ font-size:16px;line-height:30px; text-align:center;}
	.advert_r .contact .more{ max-width:100%; display:block; float:none; overflow:hidden; font-weight:400; margin-top:20px;}
	.advert_r .contact div .tel{ font-weight:400;}
	.advert_r .contact div .tel font{ font-size:20px;}
	.case_b li{ max-width:49%; margin-right:0px; margin-bottom:10px;}
	.case_b li:nth-of-type(even){ float:right;}
	.case_b li:nth-of-type(n+5){ display:none;}
	.about_b .content .slogan{ font-size:20px; text-align:center; margin-top:15px;}
	.about_b .content .more{ display:block; float:none;}
	.adcontact_l .title{ font-size:20px; letter-spacing:3px;}
	.adcontact_l .text{ font-size:16px; margin-top:16px;}
	.adcontact_l .tel font{ font-size:20px;}
	.news_l .content{ padding:0px 5% 30px 5%;}
	.news_r li .picture{ max-width:100%;}
	.news_r li .content{ max-width:100%;}
	.news_r li .picture img{ height:auto;}
	.foot_l .column{ display:none;}



	.foot_l .contact div{max-width:100%}
	
	.foot_l .contact .picture{ display:none;}
	.foot_l .content{ max-width:100%; padding-bottom:10px;}
	.foot_l .content p{ float:left; margin:0px 5px;}
	.foot_l .contact .address{ max-width:100%;}
	footer.footer{ padding:20px 0px;}


	
	
	.sj_footer{ display:block;}
	footer.footer{padding-bottom:77px;}
	
	.news_list .page_r li .picture{ max-width:100%;}
	.news_list .page_r li .content{ max-width:100%;}
	.pro_list .page_r li{ max-width:49%; margin-right:0px;}
	.pro_list .page_r li:nth-of-type(even){ float:right;}
	.pro_list .page_r li img{ height:170px;}



	
}

@media (max-width: 375px){
	.header .logo img{ max-height:50px;}
	.iconnav-list:before{ font-size:40px; line-height:50px;}
	
	.lef_rig span{ top:calc(50% - 25px) !important;}
	
	.honor_list li{ max-width:100%;}
	.honor_list li span img{ height:auto;}
	.case li{ margin:5px 30px 14px 30px;}
	.about_b .content .slogan{ font-size:18px; text-align:center;}
	section.about{ padding-bottom:40px;}
	.news_l ul .picture{ max-width:140px;}
	.news_l ul .content{ max-width:calc(100% - 155px);}
	.news_l ul .title{ font-size:14px;}
	.news_l ul .text{ font-size:12px;}
	section.url{ padding:15px 0px;}
	.pro_r ul li .picture img{ height:170px;}
	.pro_r ul li .title{ padding:10px 0px;}
	.head_line .max *{ font-size:12px;}
	.news_list .page_r li .picture img{ height:auto; max-height:300px;}
	.news_list .page_r li{ max-width:100%;}
	.page_address{margin-bottom:15px;}
	
	.news_list .page_r li .content{ margin-top:20px;}
	.news_list .page_r li .content .more{ margin:20px auto 0px auto; float:none; display:block;}
	.page_address .address{ display:none;}
	.page_odd_title{ font-size:18px;}
	
	.pro_list .page_r li .picture img{ height:150px;}
	.pro_list .page_r li .title{ line-height:36px; height:36px; font-size:14px;}
	
	
}



@media (max-width: 320px){
	.banner li img{ height:150px;}
	.pro_list li .more{ display:none;}
	.pro li .picture img{ height:140px;}
	.pro li .title{padding:10px 0px 6px 0px}
	.fac_b li{margin:0px 10px}
	.ser_b li{ margin:0px 20px}
	
}