@charset "gb2312";

@media screen and (max-width:1140px){
	.big_box{ overflow:hidden;}
	.top_main,.header,.section,.box2,.nav,.nav li a,p.dqwz,.header .logo,.top_center{ width:100%; padding:0; margin-left:0;}
	.main{ width:100%; padding:0;}
	.sw,.wlwz,.minyi,.tianqi,.sec_top{ display:none;}
	.sec_main{width: 98%;padding: 0 1%;}
	.column_list{ width:20%;}
	.column_right{ width:78%;}
	.main_left h2,.main_left ul li,.main_left ul li a{ width:100%;}
	.column_right dl dd{ width:69%;}
	.top{ overflow:hidden;}
}
@media screen and (max-width:1010px){
	.article{ width:95%; margin:0 auto;}
	.nav li{ width:20%; border:0; text-indent:0;}
	.nav li a.nav01{ background:none;}
	.nav li a.nav02{ background:none;}
	.nav li a.nav03{ background:none;}
	.nav li a.nav04{ background:none;}
	.nav li a.nav05{ background:none;}
	.xxgk_info li{ display:block;}
	.nav li a{ text-align:center; text-indent:0;}
}

@media screen and (max-width:680px){
	.header .logo a img,.zw img{ width:100%;}
	
}
@media screen and (max-width:450px){
	.foot_txt1,.foot_txt2{width: 98%;padding-left: 34px;}
}