.search-back-fixed{position:fixed;width:100%;top:56px}.search_back_box{width:100%;overflow:hidden;border-bottom:1px solid #e4e6eb;color:#666;font-size:12px}.search_back_box .item_hd{margin-top:10px;position:relative;line-height:34px;height:33px}.search_back_box .item_hd .title{margin-left:16px;color:#444;font-size:14px;font-weight:700;font-family:STHeiti,"Microsoft Yahei","Microsoft YaHei",Arial,sans-serif}.search_back_box .item_content{overflow:hidden;max-height:143px;margin-bottom:10px}.search_back_box .item_content .search_back_content{padding:0 16px}.search_back_box .item_content .search_back_content .search_back_item{display:block;max-width:195px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;float:left;height:20px;text-align:center;line-height:20px;background:#fff;border-radius:2px;border:1px solid #e4e6eb;padding:0 5px;margin:3px 5px 3px 0;font-size:12px;cursor:pointer}.search_back_box .item_content .search_back_content .search_back_item:hover{background:#2d64b3;color:#fff}