.guestbook table{font-size:14px;line-height:25px;margin:20px 0;}
.guestbook table tr.f{border-top:1px #efefef solid;}
.guestbook table th{width:100px;background:#efefef;text-align:right;padding:5px 10px;border-bottom:1px #fff solid;}
.guestbook table td{padding:5px 10px;border-bottom:1px #efefef solid;}

/* 适老化 */
/* 信件详情 */
.oldModel .guestbook table th{width: 135px;}
.oldModel .guestbook table{font-size: 26px;line-height: 35px;}