.guid_con{border: none;height: 442px;text-align: left;width: 680px;text-align:left; margin:0 auto;}



.guid_con_t {border: none;height: 16px;width: 676px;float:left;}

.guid_con_head {border: none;height: 34px;float:left;width: 676px;background-color:#fff;}
.guid_con_head_i{font-size:21px;float:left;height:34px;line-height:34px;font-weight: normal;font-family:Arial,Simsun,Helvetica,sans-serif;display:block;width:200px;padding-left:20px;color:#999999;}
.guid_con_head_c{float:left;text-align:right;width:440px;height:34px;line-height:34px;padding-top:6px;}
.guid_content {border: none;height: 340px;float:left;width: 676px;}

.guid_n {border: none;height: 41px;float:left;width: 676px;background-color:#e6e6e6;}
.guid_n p{float:right;margin-right:25px;height:41px;margin-top:15px;}
.guid_n_b{padding-right:5px;}
.guid_n img{border: none;}
.guid_f{border: none;float:left;width: 676px;height:9px;  background:url(../images/guid/f_foot.gif) no-repeat;}