.pm-boardindex_horizon ul{margin:0;padding:0;list-style:none}.pm-boardindex_horizon ul:after{content:'';display:block;clear:both}.pm-boardindex_horizon li{float:left;display:block;margin:2px 2px;font-size:13px;width:175px}.pm-boardindex_horizon a{display:block;display:block;border:1px solid #e2e5e7;padding:10px 3px;text-decoration:none;color:#333}.pm-boardindex_horizon a:hover{background:#fafafa}.pm-boardindex_horizon .empty{padding:10px 8px;color:#666}