.overnew{margin-top:10px}.overnew dl dt{height:30px;line-height:30px;font-size:14px}.overnew dl dd{margin-bottom:10px;width:218px;height:136px;border:1px solid #ddd}.overnew dl dd a{display:block;margin-bottom:5px}.overnew dl dd a img{width:218px;height:136px}.overnew dl dd a img:hover{opacity:.8}