#zsxx .item{ position: relative;}
#zsxx .item .dzzs{ position: absolute; right: 20px; top: 0; width: 160px; height: 145px;}
#zsxx .item .dzzs a{ display: block; background:url(/Plus/zhengshu/zhengshu/bg.jpg) center top no-repeat; width:160px; height:145px}