<style type="text/css"><!--a:hover { color: #FF0000; position: relative; left: 1px; top: 1px;}a { color: #0000FF; text-decoration: none;}a.a1{ color: #FFFFFF; text-decoration: none;}#nav_1 a { color: #00FFFF; text-decoration: none;}#nav_1 a:hover { color: #FF0000; position: relative; left: 1px; top: 1px;}--></style>
其中的“a”为全局设置;“a.a1”为类设置;“#nav_1 a”为DIV设置。
类设置用法:<a href="" class="a1"></a>
DIV设置用法:<div id="nav_1"><a href=""></a></div>