.summary{background:#333;}

.listbox{float:left; margin-bottom:20px; background:#f6f6f6;  position:relative;}

.listimg{float:left; width:340px; height:226px; position:relative; overflow:hidden;}

.listimg img{background:#333;  top:0; left:0; position:absolute;}

.summary{width:340px;height:80px;top:226px;left:0;position:absolute;opacity:0.8;}

.summarytxt{margin:5px 10px;width:330px;height:auto;line-height:22px;font-size:18px;font-weight:bold;color:#FEFEFE; text-align:center;}