CSS 这代码中li#current啥意思啥作用
程序代码：<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www. xmlns="http://www. type="text/css">
#navigation{
margin-left0;
padding-left:0;
list-style-type:none;
font-family:宋体；
}
#navigation a,li#current{/*li#current啥意思啥作用*/
display:block;
width:180px;
height:20px;
text-decoration:none;
padding:5px;
border-bottom:#fff solid 1px;
background-color:#FF99FF;
color:#ffffff;
}
#navigation a:hover, #navigation #active, #navigation a:focus li#current{
background-color:#cc9900;
color:#000000;
}
</style>
</head>
<body>
<ul id="navigation">
<li><a href="#" tabindex="1">本站首页</a></li>
<li><a href="#" tabindex="2">设计教程</a></li>
<li><a href="#" tabindex="3">建站指南</a></li>
<li><a href="#" tabindex="4">建站指南</a></li>
<li><a href="#" tabindex="5">建站指南</a></li>
<li><a href="#" tabindex="6">建站指南</a></li>
</ul>
</body>
</html>
