CSS样式为: 复制代码代码如下: <style type=”text/css”> #navigation { width:200px; font-family:Arial; } #navigation ul { list-style-type:none; /* 不显示项目符号*/ margin:0px; padding:0px; text-decoration:none; } #navigation li { border-bottom:1px solid #ED9F9F; /* 添加标签的下划线*/ } #navigation li a { display:block