.question-hd{border-bottom:1px solid #ddd;margin-bottom:10px;overflow:hidden;padding-bottom:5px;zoom:1}.question-hd .pull-left{float:left}.question-hd .pull-right{float:right}.question-hd strong{font-size:14px;font-weight:700}.question-hd label{color:#999;padding-right:20px}.question-hd a{background-color:#fae9da;border-radius:2px;color:#ca6445;display:inline-block;*display:inline;height:26px;line-height:26px;padding:0 12px;zoom:1}.item{border-bottom:1px solid #eee;margin-bottom:10px;padding-bottom:10px}.item h3{background:none;margin:0;padding:0}.item .meta{color:#999;margin:5px 0 0}.item .meta a{color:#999}.item .meta a:hover{color:#fff}.item .arr{border:6px solid;border-color:#fff #fff #f9f9f9;display:block;font-size:0;height:0;margin:-3px 0 0 15px;width:0}.item .answer-block{background:#f9f9f9;color:#666;display:block;padding:10px;word-wrap:break-word}.item .answer-block:hover{background:#f3f3f3}.item .answer-block em{color:#333}