#menu {	float: right;height: 40px; width: 450px; margin-top: 25px; margin-right: 20px;}
#menu li {width: 90px;height:30px; text-align: center; float: left;}
#menu ul li a{width:80px; height:30px;float:left; text-align:center; line-height:30px; color:#333; text-decoration:none; overflow:hidden}
.focus a{ border: 1px solid #CCC; font-size:16px; border-radius: 5px}
#menu ul li a:hover{height:30px; border: 1px solid #ccc; font-size:16px; border-radius: 5px;}
#doc-bd {margin-top: 20px}
#tx {width: 900px;	margin-top: 10px;	margin-right: auto;	margin-left: auto; overflow:hidden}
#tx-t {line-height: 40px;height: 40px;text-align: center}
 .cs{text-indent:2em}
#tx li {float: left;height: 100px;width: 200px;margin-left: 10px;padding-left: 10px;margin-top: 10px;padding-top: 10px;border: 1px dashed #CCC}