.about_left .a_con{padding-right:30px;line-height: 25px;margin:30px 0;font-size:14px;}
.footer_left p{line-height:2;}
.main_l ul li.on a{background-color: #f90;}
.pagination a{padding:5px 12px;height:auto;line-height:inherit;}
.pagination a.current {color: #077ee3;background: white;border: 1px #077ee3 solid;}
.header{border-bottom:1px solid #efefef;}
.header_nav{margin-top:10px;}
.box_banner{height:579px;}
.flexslider{position:absolute;top:0;height:100%;}
.online li.online_btn{margin-top:10px;}
.online .tj{background-color:#073763;border-color:#073763;}
.show_product .pro_img{margin:30px 0;}
.show_content .des{border-bottom:0;}
.main_new_list ul li div{margin-left:10px;}
.main_new_list ul li a{margin-left:25px;}
.main_new_list ul li p{margin-left:95px;}
.main_l ul li{height:auto;margin-top:0;border-bottom:1px dashed #fff;}
.main_l ul li a{height:auto;line-height:inherit;padding:10px 25px;text-align:left;}
.main_l ul li.hover>a{background-color: #f90;}
.header_logo img{width:auto;}
.case_title ul{margin-top:62px;width:calc(100% + 10px);margin-left:-5px;}
.case_title ul li{width:25%;margin:0;margin-bottom:10px;padding:0px 5px;}

.case_title ul li:nth-child(){}
.case_title ul li a{margin:0;width:auto;height:120px;overflow:hidden;}
.case_title ul li a img{max-width:100%;}

.page_prolist ul li:nth-child(4n+1){margin-left:0;}


/*二级分类*/
.have_child{}
.have_child .one_child{position:relative;}
.have_child .one_child img.left_arrow{position:absolute;top:0;bottom:0;margin:auto;right:20px;}
.have_child dl{display:none;padding-top:0px;}
.have_child dl a{margin-bottom:0px;display:block;text-indent:1em;}
.have_child dl a.on{background-color: #f90;}
.have_child.open img.left_arrow{transform:rotate(90deg);}
.have_child.open dl{display:block;}