/*左侧二级*/
.mian{ width:100%;}
.span_1{ width:100%;}
.span_1 .box_top{ background:url(../images/shutiao.jpg) no-repeat left; color:#2b2b2b; font-size:24px; padding-left:18px;}
.span_1 ul{ margin-top:10px; background: #fff; text-indent: 20px;}
.span_2{ margin-top:13px;}
.span_2 .span_2top{  background:url(../images/shutiao.jpg) no-repeat left; color:#14171c; font-size:24px; border-bottom:2px solid #0e7bc0;padding-left:18px;} 
.span_2 ul{ background:#fff; font-size:12px; text-indent:12px;}
.span_2 ul li{ color:#14171c; line-height:34px;}

/*右侧内容*/
.box_fl{ width:18%;}
.box_fr{ width:79%; margin-bottom:50px; float:right;}
.crumbs{ width:100%; height:30px; line-height:30px; margin-top: 5px; color:#5f5e5e; }
.cru_left{  font-size:18px;}
.cru_right{ font-size:14px;}
.product_box{ width:100%; border-top:#0377c2 solid 2px; background:#fff;}

.case_info{ text-align:center; padding:15px;}
.case_infotop{ font-size:30px; font-size:30px;}




@media (max-width: 639px) { 

/*左侧二级*/
.mian{ width:100%;}
.span_1{ width:100%;}
.span_1 .box_top{ background:url(../images/shutiao.jpg) no-repeat left; color:#2b2b2b; font-size:24px; padding-left:18px;}
.span_1 ul{ margin-top:10px; background: #fff; text-indent: 20px;}
.span_2{ margin-top:13px;}
.span_2 .span_2top{  background:url(../images/shutiao.jpg) no-repeat left; color:#14171c; font-size:24px; border-bottom:2px solid #0e7bc0;padding-left:18px;} 
.span_2 ul{ background:#fff; font-size:12px; text-indent:12px;}
.span_2 ul li{ color:#14171c; line-height:34px;}

/*右侧内容*/
.box_fl{ width:18%; display:none;}
.box_fr{ width:100%; margin-bottom:50px; float:right;}
.crumbs{ width:100%; height:30px; line-height:30px; margin-top: 5px; color:#5f5e5e; }
.cru_left{  font-size:18px;}
.cru_right{ font-size:14px; display:none;}
.product_box{ width:100%; border-top:#0377c2 solid 2px; background:#fff;}
.case_info{ text-align:center; padding:15px;}
.case_infotop{ font-size:30px; font-size:30px;}


}


@media (min-width: 640px) and (max-width:1023px ) {

/*左侧二级*/
.mian{ width:100%;}
.span_1{ width:100%;}
.span_1 .box_top{ background:url(../images/shutiao.jpg) no-repeat left; color:#2b2b2b; font-size:24px; padding-left:18px;}
.span_1 ul{ margin-top:10px; background: #fff; text-indent: 20px;}
.span_2{ margin-top:13px;}
.span_2 .span_2top{  background:url(../images/shutiao.jpg) no-repeat left; color:#14171c; font-size:24px; border-bottom:2px solid #0e7bc0;padding-left:18px;} 
.span_2 ul{ background:#fff; font-size:12px; text-indent:12px;}
.span_2 ul li{ color:#14171c; line-height:34px;}

/*右侧内容*/
.box_fl{ width:18%; display:none;}
.box_fr{ width:100%; margin-bottom:50px; float:right;}
.crumbs{ width:100%; height:30px; line-height:30px; margin-top: 5px; color:#5f5e5e; }
.cru_left{  font-size:18px;}
.cru_right{ font-size:14px;}
.product_box{ width:100%; border-top:#0377c2 solid 2px; background:#fff;}
.case_info{ text-align:center; padding:15px;}
.case_infotop{ font-size:30px; font-size:30px;}

	}

@media (min-width: 1024px) and (max-width:1200px ){

/*左侧二级*/
.mian{ width:100%;}
.span_1{ width:100%;}
.span_1 .box_top{ background:url(../images/shutiao.jpg) no-repeat left; color:#2b2b2b; font-size:24px; padding-left:18px;}
.span_1 ul{ margin-top:10px; background: #fff; text-indent: 20px;}
.span_2{ margin-top:13px;}
.span_2 .span_2top{  background:url(../images/shutiao.jpg) no-repeat left; color:#14171c; font-size:24px; border-bottom:2px solid #0e7bc0;padding-left:18px;} 
.span_2 ul{ background:#fff; font-size:12px; text-indent:12px;}
.span_2 ul li{ color:#14171c; line-height:34px;}

/*右侧内容*/
.box_fl{ width:18%;}
.box_fr{ width:79%; margin-bottom:50px; float:right;}
.crumbs{ width:100%; height:30px; line-height:30px; margin-top: 5px; color:#5f5e5e; }
.cru_left{  font-size:18px;}
.cru_right{ font-size:14px;}
.product_box{ width:100%; border-top:#0377c2 solid 2px; background:#fff;}
.case_info{ text-align:center; padding:15px;}
.case_infotop{ font-size:30px; font-size:30px;}


	
	}