css|菜单|导航|下拉
<style type="text/css">.menu {font-family: verdana, sans-serif; width:750px; position:relative; font-size:0.85em;padding-bottom:250px;}.menu ul {padding:0; margin:0;list-style-type: none;}.menu ul li {float:left;position:relative;}.menu ul li a, .menu ul li a:visited {display:block; text-decoration:none; color:#000; width:139px; height:3em; color:#000; border:1px solid #fff; border-width:1px 1px 0 0; background:#dfc184; padding-left:10px; line-height:3em;}* html .menu ul li a, .menu ul li a:visited {width:149px;w\idth:139px;}.menu ul li ul {display: none;}table {margin:-1px; border-collapse:collapse;font-size:1em;}/* specific to non IE browsers */.menu ul li:hover a {color:#fff; background:#bd8d5e;}.menu ul li:hover ul {display:block; position:absolute; top:3em;margin-top:1px;left:0; width:150px;}.menu ul li:hover ul li ul {display: none;}.menu ul li:hover ul li a {display:block; background:#faeec7; color:#000; height:auto; line-height:1.2em; padding:5px 10px; width:129px}.menu ul li:hover ul li a.drop {background:#c9c9a7 url(../../graphics/drop.gif) bottom right no-repeat;}.menu ul li:hover ul li a:hover {background:#c9c9a7; color:#000;}.menu ul li:hover ul li:hover ul {display:block; position:absolute; left:150px; top:0;width:150px;}.menu ul li:hover ul li:hover ul.left {left:-150px;}</style><!--[if lte IE 6]><style type="text/css">.menu ul li a:hover {color:#fff; background:#bd8d5e;}.menu ul li a:hover ul {display:block; position:absolute; top:3em; left:0;background:#fff;margin-top:0;marg\in-top:1px;}.menu ul li a:hover ul li a {display:block; background:#dbe4ab; color:#000; height:auto; line-height:1.5em; padding:5px 10px; width:150px;w\idth:129px;}.menu ul li a:hover ul li a.drop {background:#c9c9a7 url(../../graphics/drop.gif) bottom right no-repeat;}.menu ul li a:hover ul li a ul {visibility:hidden; position:absolute; height:0; width:0;}.menu ul li a:hover ul li a:hover {background:#c9c9a7; color:#000;}.menu ul li a:hover ul li a:hover ul {visibility:visible; position:absolute; top:0; color:#000;left:150px;}.menu ul li a:hover ul li a:hover ul.left {left:-150px;}</style><![endif]--><div class="menu"><ul><li><a class="drop" href="../menu/index.html">DEMOS<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul> <li><a href="../menu/zero_dollars.html" title="The zero dollar ads page">zero dollars advertising page</a></li> <li><a href="../menu/embed.html" title="Wrapping text around images">wrapping text around images</a></li> <li><a href="../menu/form.html" title="Styling forms">styled form</a></li> <li><a href="../menu/nodots.html" title="Removing active/focus borders">active focus</a></li> <li><a class="drop" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">hover/click with no borders<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul> <li><a href="../menu/form.html" title="Styling forms">styled form</a></li> <li><a href="../menu/nodots.html" title="Removing active/focus borders">removing active/focus borders</a></li> <li><a href="../menu/hover_click.html" title="Hover/click with no active/focus borders">hover/click</a></li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--> </li> <li class="upone"><a href="../menu/shadow_boxing.html" title="Multi-position drop shadow">shadow boxing</a></li> <li><a href="../menu/old_master.html" title="Image Map for detailed information">image map for detailed information</a></li> <li><a href="../menu/bodies.html" title="fun with background images">fun with background images</a></li> <li><a href="../menu/fade_scroll.html" title="fade-out scrolling">fade scrolling</a></li> <li><a href="../menu/em_images.html" title="em size images compared">em image sizes compared</a></li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--></li><li><a href="../boxes/index.html">BOXES<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul> <li><a href="spies.html" title="a coded list of spies">a coded list of spies</a></li> <li><a href="vertical.html" title="a horizontal vertical menu">vertical menu</a></li> <li><a href="expand.html" title="an enlarging unordered list">enlarging unordered list</a></li> <li><a href="enlarge.html" title="an unordered list with link images">link images</a></li> <li><a href="cross.html" title="non-rectangular links">non-rectangular</a></li> <li><a href="jigsaw.html" title="jigsaw links">jigsaw links</a></li> <li><a href="circles.html" title="circular links">circular links</a></li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--></li><li><a href="../mozilla/index.html">MOZILLA<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul> <li><a href="../mozilla/dropdown.html" title="A drop down menu">drop down menu</a></li> <li><a href="../mozilla/cascade.html" title="A cascading menu">cascading menu</a></li> <li><a href="../mozilla/content.html" title="Using content:">content:</a></li> <li><a href="../mozilla/moxbox.html" title=":hover applied to a div">mozzie box</a></li> <li><a href="../mozilla/rainbow.html" title="I can build a rainbow">I can build a rainbow with transparent borders</a></li> <li><a href="../mozilla/snooker.html" title="Snooker cue">a snooker cue using border art</a></li> <li><a href="../mozilla/target.html" title="Target Practise">target practise</a></li> <li><a href="../mozilla/splittext.html" title="Two tone headings">two tone headings</a></li> <li><a href="../mozilla/shadow_text.html" title="Shadow text">shadow text</a></li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--></li><li><a href="../ie/index.html">EXPLORER<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul> <li><a href="../ie/exampleone.html" title="Example one">the first example for Internet Explorer</a></li> <li><a href="../ie/weft.html" title="Weft fonts">weft fonts</a></li> <li><a href="../ie/exampletwo.html" title="Vertical align">vertically aligning text</a></li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--></li><li><a href="../opacity/index.html">OPACITY<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul> <li><a href="../opacity/colours.html" title="colour wheel">a colour wheel using opaque colours</a></li> <li><a href="../opacity/picturemenu.html" title="a menu using opacity">a menu using opacity</a></li> <li><a href="../opacity/png.html" title="partial opacity">partial opacity</a></li> <li><a href="../opacity/png2.html" title="partial opacity II">partial opacity II</a></li> <li><a class="drop" href="../menu/hover_click.html" title="Hover/click with no active/focus borders">HOVER/CLICK<!--[if IE 7]><!--></a><!--<![endif]--><table><tr><td> <ul class="left"> <li><a href="../menu/form.html" title="Styling forms">styled form</a></li> <li><a href="../menu/nodots.html" title="Removing active/focus borders">removing active/focus borders</a></li> <li><a href="../menu/hover_click.html" title="Hover/click with no active/focus borders">hover/click</a></li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--> </li> </ul></td></tr></table><!--[if lte IE 6]></a><![endif]--></li></ul></div>
[Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]