@charset "UTF-8";
@media screen and (max-width:1900px){
	
}
@media screen and (max-width:1800px){
}
@media screen and (max-width:1680px){
}
@media screen and (max-width:1360px){
}
@media screen and (max-width:1180px){
	.header{padding:10px 0 10px 0;}
}
@media screen and (max-width:1000px){
}

@media screen and (max-width:980px){
	.header_top{ height:55px;}
	.header{padding:5px 0 5px 0; height:45px; }
	.header .mleft{float:left; margin:0 0 0 10px;}
	.header .mleft img{ max-height:45px;}
	.header .mright{display:none;}
	
	.nav-box{ display:none;}
	.nav_x{display:block;}	
	
	.banner .arrow{display:none !important;}
	.banner .slick-dots li button{display:none;}
	
	.hei6{height:3px; line-height:3px;}
	.hei8{height:4px; line-height:4px;}
	.hei10{height:5px; line-height:5px;}
	.hei12{height:6px; line-height:6px;}
	.hei20{height:10px;}
	.hei30{height:10px;}
	.hei45{height:15px;}
	.hei2vw{height:20px;}
	.hei25vw{height:25px;}
	.hei3vw{height:20px;}
	.hei35vw{height:25px;}
	.hei4vw{ height:30px;}
	.hei45vw{ height:35px;}
	
	.bk_title{font-size:18px; line-height:1.6em;}
	.bk_title span{font-size:14px;}
	.bk_title2{font-size:18px; line-height:1.6em; padding:10px 0 10px 0;}
	.bk_title2 span{font-size:14px;}
	
	/*首页关于我们*/
	.about-title{ font-size:18px; text-align:center;}
	.about-title p:last-child{font-size:14px;}
	.i_about .left{ width:100%;}
	.i_about .right{ width:100%; margin:10px 0 0 0;}
	
	.more{ line-height:40px;}
	.more a{ font-size:14px;}
	
	/*二级页面*/
	.banner2 .arrow{
		filter:alpha(opacity=0); /* IE */
		-moz-opacity:0; /* 老版Mozilla */
		-khtml-opacity:0; /* 老版Safari */
		opacity: 0; /* 支持opacity的浏览器*/
	}
	/*二级菜单*/
	.line{ padding:10px 0 10px 0;}
	.line .width308{ display:none;}
	/*左右2例  右边*/
	.line .width_r70{ width:100%;}
	
	.er_title{ padding:0 0 8px 0;}


	.er_weizhi{ padding:0 0 10px 0;}
	
	
	.pro-title{ line-height:50px; text-align:center;}
	/*产品列表*/
	.pro_ul{}
	.pro_ul li{ float:left; width:48%; width: calc((100% - 5px)/2); width: -moz-calc((100% - 5px)/2); width: -webkit-calc((100% - 5px)/2); margin:0 5px 20px 0;}
	.pro_ul li:nth-child(2n+2){margin-right:0;} 
	.pro_ul li > a{line-height:30px; height:30px;}
	
	.xx_title{ font-size:18px;}
	
	
	.contact-box .left{width:100px;}
	.contact-box .right{ float:right; width:70%; width: calc(100% - 110px); width: -moz-calc(100% - 110px); width: -webkit-calc(100% - 110px);}
	
}
@media screen and (max-width:910px){

}

@media screen and (max-width:880px){	

}

@media screen and (max-width:760px){
	/*首页产品*/
	.i_p li{width:50%; margin:15px 0 0 0;}
	.i_p li:nth-child(2n+2){margin-right:0;}
	.i_p li .c-box{padding:0 10px 0 10px;}
	.i_p li .c-box .mtitle{height:30px; line-height:30px;}
	
	.i_p2 li{margin:15px 0 0 0;}
	.i_p2 li .c-box{padding:0 10px 0 10px;}
	
	/*首页联系我们*/
	.i-contact{padding:10px 0 10px 0;}
	.i-contact .left{ width:100%; line-height:1.6em;}
	.i-contact .right{ width:100%; margin:10px 0 0 0;}
	.i-contact .right img{width:100%;}
	
	.footer_box{padding:10px 0 10px 0;}
	.footer_box .row1 .s2{ display:none;}
	.footer_box .row1 .s1{ padding:10px 10px 10px 0;}
	.footer_box .row1 .s3{ padding:0 12px 0 10px;}
	
	.er_weizhi div{display:none;}
}

@media screen and (max-width:740px){

}

@media screen and (max-width:680px){

}

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

}

@media screen and (max-width:560px){

}

@media screen and (max-width:520px){

}

@media screen and (max-width:461px){

}
@media screen and (max-width:420px){

}
@media screen and (max-width:350px){

}