@charset "utf-8";

@media screen and (max-width:1680px)
{
.about_bg dd { width:46%; padding:3% 3% 1% 13%;margin-top:0%; } 
}

@media screen and (max-width:1680px)
{
.about_bg dd { width:50%; padding:3% 3% 1% 13%;margin-top:0%; } 
}
@media screen and (max-width:1680px)
{
	}

@media screen and (max-width:1280px)
{
header .lgx {  margin:9px 0px 0px 20px;}	
.about_bg dd { width:55%; padding:3% 3% 1% 13%;margin-top:0%; } 
}

@media screen and (max-width:1220px)
{

header .lgx {  margin:9px 0px 0px 20px;}	
}

@media screen and (max-width:1200px)
{
header .lgx { display:none;}
.about_bg dd {background-size: 20%}
}
/*<=1023px*/
@media screen and (max-width:1024px)
{

header .headerright{float:right; width:60%; padding:10px 0 0 0; position:relative;}

.positioninfo{font-size:20px;}

}


@media screen and (max-width:860px)

{
.mainbanner {height:350px;}	
.mainbanner1 {height:400px;}	

.about_bg dt { float:none; clear:both; width:96%; margin:auto; }
.about_bg dd { float:none;  width:96%; margin:auto; padding:4% 0% 4% 21%; margin-top:3%;background-size: 18%} 




/*尾*/
.lianxibox{ float:none; width:98%; padding:0px 1%;}
.erweima{ display:none;}




.message_add p{ padding:3px 0; float:none; width:100%;}

.positioninfobox{display:none;}	
/*.positioninfo{display:none;}*/


.product_list ul li{ float:left; width:46.5%;}

.bigbox>.imgbox{float:left; width:46.5%;margin:1.5%;}


.info_listimg ul li{float:left; width:48%; padding:5px 1% 5px 1%;}

.newsbox  dl dt{ display:none;}
.newsbox dl dd{ float:none;width:98%; margin:0 auto; clear:both;}
/*.mainbox4 ul li{width:48%; }*/

}


@media screen and (max-width:640px)
{


/*新闻内页*/
.info_listxw dl dd a.title{font-size:16px; line-height:24px; height:24px; overflow:hidden;}
.info_listxw dl dd .newsdate{ display:none;}
.info_listxw dl dd .jianyao{height:24px; overflow:hidden;}


.newsbox .xwleft dl dt{display:none;}
.newsbox .xwleft dl dd{ width:100%; float: none;}



.footer dl{ display:none;}
.footer .banquan{ float:none; width:96%; margin:0 auto; text-align:center; }
.footer .banquan h3{ margin-top:20px; line-height:30px; font-size:18px;}

.yb_conct { display:none}



}


@media screen and (max-width:450px)
{

header .logo img { width:261px; margin-top:5px;}	
	
/*首页广告*/
.about_bg dd { float:none;  width:96%; margin:auto; padding:4% 0% 4% 0%; margin-top:3%; background:none;background-size: 0%} 

.newsbox  dl{ float:left; width:98%;}
.newsbox  dl dt { }
.newsbox  dl dd { width:100%;}

.hezuo .hzly { padding:8% 0;}
.hezuo .hzly h2 { font-weight:bold; font-size:24px; color:#fff;}
.hezuo .hzly h3 {  font-size:13px;  margin:2.8% 0 4.2% 0;}
.hezuo .hzly a { font-size:16px;}


h2.ititle1 b {font-size:30px; padding-bottom:1px;} 
h2.ititle2 b {font-size:30px; padding-bottom:1px;} 

.contact_t { font-size:28px;}

.info_contact li { float:left; width:38.5%; height:210px; padding:5%; text-align:center; font-size:18px; border:1px solid #ededed}
.info_contact li:nth-child(4){border:1px solid #ededed}

.menu1 a {color:#000000; line-height:36px; margin:5px; padding:0% 4%;display:inline-block;}

.product_list ul li{ float:left; width:45.5%;}
}


@media screen and (max-width:320px)
{
.product_list ul li{ float:left; width:45.5%;}

}