@media all and (max-width:1100px){
	
	.nav ul .navs{padding:0 15px ; }
	.about .a-l{width: 55%;}
	.tab-title .lian a{margin-top: 10px;}
	.n-l{float: none;width: 100%;overflow: hidden;}
	.news .n-l ul li{float: left;width: 50%;}
	.n-l .n-dl dd{width: 52%;}
	.n-r{width: 100%;float:none;}
	
}
@media all and (max-width:950px){
	.news .n-l ul li{float: none;width: 100%;}
	
}
@media all and (max-width:880px){
	.about .a-r{margin-top: 30px;}
	.nav ul .navs{padding:0 10px ; }
	.item .ul1 li{height: 200px;}
	.tab-title{padding: 5% 0;}
	.newimgs{height: auto;}
	.newimgs{width: 50%;float: none;}
	.newinfors{width: 100%;float: none;}

}

@media all and (max-width:850px){

	.about .a-l{float: none;width: 100%;}
	.about .a-r{float: none;width: 100%;text-align: center;}
}

@media all and (max-width:780px){
	.m2menu .meun{margin: 0 10px;}
	.header{height: 50px;position: fixed;z-index: 999;}
	.logo{float: none;margin-top: 10px;width: 220px;float: left;}
	.logo img{width: 220px;}
	.h-in .er{display: none;}
	.h-in .h-time{display: none;}
	.nav{display: none;}
	.search{display: block;}
	.neu{display: block;}
	.banner{padding-top: 50px;height: 240px;box-sizing: border-box;}
	.h-in{height: 100%;}
	.header2 .h-in{display:block;}
	.banner1{margin: 0;}
	.tab-title{float: none;width: 100%;}
	.tab-cont{float: none;width: 100%;}
	.n-l .n-dl{height: auto;}
	.footer-t li{width: 100%;float: none;margin-bottom: 20px;}
	.footer-t .footer-t2{text-align: left;}
	.footer-t .footer-t3{text-align: left;}
	.cban1{margin: 0;}
	.cban{height: 300px;}
	.m2menu_a{margin: 0;}
	.ctitle{font-size: 26px;}
	.fk-numberBar .f-numberItem{width: 50%;margin-bottom: 20px;}
	.show-list .all2 li{height: 300px;}
	.show-list{height: 300px;}
	.show{height: 300px;margin: 40px 0;padding: 0;overflow: hidden;}
	.ban .ban-p{width: 100%;}
	.m2ry_list li{width: 33.3333333%;}
	.m2ry_list li:nth-of-type(3n+0){border: 0;}
	.m2ry_list li:nth-of-type(4n+0){border-right: 1px solid #DDDDDD;}
	.col p{font-size: 14px;margin: 10px 0;}
	.m2ry_list{margin: 0 0 30px 0;}
	.culp2{height: 250px;}
	.tab-title2 .lian a{height: 40px;line-height: 40px;font-size: 15px;}
	.product2{margin: 30px 0;}
	.case-content li{width: 47.5%;}
	.case-content li:nth-of-type(3n+0){margin-right: 5%;}
	.case-content li:nth-of-type(2n+0){margin-right: 0;}
	.swiper-slide{width: 50%;}
	.bus ul li a{font-size: 12px;padding: 0 10px;}
	.bus ul li.live a{font-size: 15px;}
	.culp{font-size: 16px;}
	.product{margin: 40px auto;}
	.cultrc ul li{width: 100%;box-sizing: border-box;margin: 20px 0;}
	.cultrc{width: 100%;}
	.culp{padding: 0;}
	.contit2{padding: 0;}
	.people{width: 90%;}
	.ctitle{padding: 0;}
	
}
@media all and (max-width:550px){
	.about .a-r img{width: 300px;}
	.n-l .n-dl dt{height: 200px;float: none;width: 100%;}
	.n-l .n-dl dd{float: none;width: 100%;}
	.news .n-r ul li span{display: none;}
	.message-item img{width: 40px;}
	.message-item h3{font-size: 16px;}
	.message-item p{font-size: 12px;display: none;}
	.newimgs{width: 100%;float: none;}
	.cban{height: 250px;}
	.btn{padding: 4px;}
	.erwei img{width: 70%;margin: 0 auto;}
}