@media only screen and (max-width: 480px){
	.banner_bg .img { display: none;}
	.banner_bg .img_wap { width: 100%; height: auto; overflow: hidden; display: block;}
	.banner_ab { top: 50%;}
	.banner_ab .tit { font-size: 30px; line-height: 40px;}
	.banner_ab .des { font-size: 17px; line-height: 25px;}
	.top_bg { display: block;}
	.header_bg { height: 60px; position: fixed; z-index: 9999; top: 0; margin: 0px; background: #ffffff; box-shadow: 0px 0px 5px rgba(0,0,0,.2);}
	.logo { width: 188px; height: 50px; margin: 5px 0px 0px 3%;}
	.nav_ul { display: none;}
	.nav_img_bg { display: block;}
	.nav_img { width:30px; height:30px; overflow:hidden; display: block;  outline: none;}
	.nav_u_down2 { display:none; overflow: hidden; position: fixed; top:60px; right: 0; z-index: 9999; width:100%; background:rgba(0,0,0,.8); text-align: center; padding:10px 0px 15px 0; }
	.nav_u_down2 li { width:100%; line-height:45px; height:45px; text-align:left;  font-family:"微软雅黑"; padding-left: 5%; box-sizing: border-box; border-top: 1px dotted rgba(255,255,255,.2);}
	.nav_u_down2 li a { display: block; font-size:14px; color:#ffffff; }
	.top_tel { display: none;}
	.width { width: 96%;}
	.nav_bg { display: none;}
	.banner_n { height: 180px;}
	.banner_tit { font-size:25px;line-height: 35px;}
	.banner_tit_span { font-size: 18px; line-height: 25px; }
	.pos_bg { display: none;}
	.page_nav_bg{ height: 45px;}
	.width_nav { width: 100%; height: 45px; overflow: auto; overflow-y: hidden;}
	.width_nav::-webkit-scrollbar { width: 5px; height: 0px; background-color:rgba(0,0,0,0.1); }
	.width_nav::-webkit-scrollbar-thumb { border-radius: 10px;  -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.2); background-color:rgba(0,0,0,.2); }
	.page_nav_ul { display:inline-flex; width: auto;}
	.page_nav_ul li { height: 45px; line-height: 45px; font-size: 14px;}
	.pro_ul { margin-top: 20px;}
	.pro_ul li { width: 100%; margin-top: 10px;}
	.pro_ul li .tit_bg { position: relative; height: 35px; background: none; display: block; top: auto; padding: 0;}
	.pro_ul li .tit_bg a { color: #333333;}
	.pro_ul li .tit { position: relative; top: auto; transform: translateY(0); line-height: 35px; padding: 0; font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;}
	.foot_bg { margin-top: 40px;}
	.foot_wd { display: none;}
	.foot_logo { float: none; margin: 0px auto;}
	.foot_mob { width: 100%;  display: block; float: none; margin:20px 0px 0px 0px; text-align: left; font-size: 14px;  background: url(../images/foot_mob.png) no-repeat left; padding-top: 0px; padding-left: 30px; line-height: 20px;}
	.foot_email { width: 100%;  display: block; float: none; margin:20px 0px 0px 0px; text-align: left; font-size: 14px;  background: url(../images/foot_email.png) no-repeat left; padding-top: 0px; padding-left: 30px; line-height: 20px;}
	.foot_add { width: 100%;  display: block; float: none; margin:20px 0px 0px 0px; text-align: left; font-size: 14px;  background: url(../images/foot_add.png) no-repeat left; padding-top: 0px; padding-left: 30px; line-height: 20px;}
	.foot_tel { width: 100%;  display: block; float: none; margin:20px 0px 0px 0px; text-align: left; font-size: 14px;  background: url(../images/foot_tel.png) no-repeat left; padding-top: 0px; padding-left: 30px; line-height: 20px;}
	.foot_ma { float: none; margin: 30px auto 0px auto;}
	.foot_des { width: 94%; text-overflow: inherit; white-space: inherit; line-height: 25px;} 
	.sup_text { display: block; float: none; text-align: center; line-height: 25px; margin-top: 10px;}
	.pro_wd_one { width: 96%; margin-top: 30px;}
	#outBox { width: 100%; float: none;}
	.leftBox { width: 100%;}
	.w { width: 100%;}
	.pro_right_bg { width: 100%; float: none; padding: 15px;}
	.pro_tit { font-size: 17px;}
	.pro_des { font-size: 13px; line-height: 25px; margin-top: 15px; height: auto;}
	.pro_wd_tow { width: 96%;}
	.pro_info { font-size: 13px; line-height: 25px;}
	.pro_wd_three { width: 96%; margin-top: 25px;}
	.news_ul { margin-top: 20px;}
	.news_ul li { padding: 15px 0px;}
	.news_ul li .img { width: 40%;}
	.news_ul li .con { width: 56%;}
	.news_ul li .tit { font-size: 15px; line-height: 20px; margin: 5px 0px;}
	.news_ul li .des { margin-top: 5px; -webkit-line-clamp: 1;}
	.page_con_bg { width: 96%; margin-top: 30px;}
	.page_tit { font-size: 17px; line-height: 28px;}
	.page_info { font-size: 14px; line-height: 30px; margin-top:20px;}
	.show_f p { font-size: 13px; line-height: 30px;}
	.shipin_ul { margin-top: 10px;}
	.shipin_ul li { width: 100%; padding: 0; margin-top: 20px;}
	.contact_left { width: 100%; float:none}
	.contact_right { width: 100%; float: none; margin-top: 20px;}
	.sc_result_bg { padding: 30px 0px;}
	.sc_result_p { font-size: 15px;}
	.sc_result_ul li .img { width: 35%; margin-right: 15px;}
	.sc_result_ul li .time { display: none;}
	.iabout_bg { width: 100%; height: auto; padding-bottom:0 ;}
	.iabout_l { position: relative; width: 100%; height: auto; padding-bottom: 20px;}
	.iabout_l_sw { width: 94%;}
	.iabout_r { width: 96%; float: none; display: block; margin: 20px auto 0px auto;}
	.iabout_r_tit { background: none; height: 40px; line-height: 40px; font-size: 20px;}
	.iabout_r_ab { position: relative; width: 100%; margin-top: 20px;}
	.iabout_r_link { margin-left: 0px; width: 33.3333%; padding: 0px 5px; box-sizing: border-box;}
	.iabout_r_link a { background-image:none; background: #888888;}
	.iabout_r_link a:hover { background-image:none; }
	.isearch_bg { width: 100%;}
	.isearch_info { display:block; float: none; font-size: 15px;}
	.isearch_info span { font-size: 13px; margin-left: 10px;}
	.itl_bg { padding: 0px;}
	.itl_img_bg { height: auto; padding-bottom: 40px; background-size:cover ;}
	.itl_wd { width: 100%; padding: 0px;}
	.itl_wd_top { width: 60%; margin-top: 30px;}
	.itl_wd_top .img { width: 100%;}
	.itl_wd_bottom { width: 70%; margin-top: 20px; font-size: 20px;}
	.itl_wd_bottom span { font-size: 23px;}
	.itl_ab_bg { display: none;}
	.itl_ul li .tit_bg { position: relative; display: block; height: 35px;}
	.itl_ul li .tit { font-size: 14px; line-height: 35px;}
	.ipro_ul { width: 100%;}
	.ipro_ul li { width: 50%;}
	.ipro_ul li .tit_bg { position: relative; height: 35px; background: none; display: block; top: auto; padding: 0;}
	.ipro_ul li .tit_bg a { color: #333333;}
	.ipro_ul li .tit { position: relative; top: auto; transform: translateY(0); line-height: 35px; padding: 0; font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;}
	.iys_list_bg .img_right { width: 100%; float: none;}
	.iys_list_bg .img_left { width: 100%; float: none;}
	.iys_list_bg .ab_con_left { position: relative; top: auto; transform: translateY(0); margin-top: 10px;}
	.iys_list_bg .ab_con_right { position: relative; top: auto; transform: translateY(0); margin-top: 10px;}
	.iys_list_bg .tit_h { font-size: 20px; line-height: 30px;}
	.iys_list_bg .des { margin-top: 5px;}
	.ifw_bg { height: auto; background-size:cover ; background: url(../images/ifu_bg.jpg) no-repeat left top;}
	.ifw_con { width: 100%; margin-top: 30px;}
	.ifw_tit { font-size: 25px; line-height: 35px; text-align: center;}
	.ifw_des { font-size: 14px; line-height: 25px; text-align: center;}
	.ifw_ul { margin-top: 15px; padding-bottom: 30px;}
	.ifw_ul li { width: 65px; margin:0px 3.2%;}
	.ifw_ul li .img { width: 100%;}
	.inews_left { width: 100%; float: none;}
	.inews_right { width: 100%; float: none;}
	.inews_right li { margin-top: 20px;}
	.iflink_bg { width: 100%;}
	
}