.panel:hover{background:#F2F5F7}.x_panel{position:relative;width:100%;margin-bottom:10px;padding:10px 17px;display:inline-block;background:#fff;border:1px solid #E6E9ED;-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;column-break-inside:avoid;opacity:1;transition:all .2s ease}.x_title{border-bottom:2px solid #E6E9ED;padding:1px 5px 6px;margin-bottom:10px}.x_title .filter{width:40%;float:right}.x_title h2{margin:5px 0 6px;float:left;display:block;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.x_title h2 small{margin-left:10px}.x_title span{color:#BDBDBD}.x_content{padding:0 5px 6px;position:relative;width:100%;float:left;clear:both;margin-top:5px}.x_content h4{font-size:16px;font-weight:500}legend{padding-bottom:7px}