.ao_tu { display:none;}

@media screen and (max-width:1200px){
	#home_slider { display:none;}
	#home_slider2 { display:block;}
	.flexslider .slides li { height:100%;}
}
@media screen and (max-width:1040px){
	.dht { width:90%;}
	.cps_zuo { display:none;}
	.cps_you { width:100%; margin-top:0;}
	.cps { margin-top:6%;}
}
@media screen and (max-width:769px){
	.top_bj{overflow:hidden;background:#fff;position:fixed;z-index:10;width:100%; }
	#home_slider2 { margin-top:110px;}
	.block_home_slider .flex-control-paging {bottom:5px;}
	.dh_a1 { display:none;}
	.dht_1 { display:none;}
	.sp_nav { display:block; margin-right:2%;}
	.cps_you li { width:49%;}
	.ao_s { margin-top:7%; height:auto; background:#eff1f6;}
	.ao_zuo_top { margin-top:7%;}
	.ao_zuo { margin-left:0%; padding:2%; width:100%; margin-bottom:7%;}
	.ao_zuo_more { width:100%; margin-bottom:2%;}
	.ao_zuo_zi { overflow:auto; height:220px;}
	.ao_tu { display:block;}
	.sy_nwns1 .sy_zuo { display:none} 
	.sy_nwns1 .sy_you { width:100%;}
	.sy_nwns1 .sy_you_bi { display:none;}
	.foot_zi { display:none;}
	.foot { padding:0 2%;}
	.foot_erm  { display:none;}
	.foot_ls { margin-top:6%;}
	.foot_se { margin-top:5%; line-height:25px; padding:2% 0;}
	.nes_a { display:none;}
	.goyo_nei { width:100%;}
	.product li { width:49%;}
	.hmw { height:100px;}
}
@media screen and (max-width:550px){
	.logo_zis { display:none;}
	.logo_gen { display:none;}
	.sy_nws { width:100%;}
	.sy_jjfa_img ul li { width:1%;}
	.cpxq_t_l { width:96%;}
	.prodetailtxt { width:96%;}
	.nes_zyi dd { width:100%;}
	.nes_zyi dt { width:100%;}
}
@media screen and (max-width:380px){
	
}