As shown in the picture effect:
First look at the XHTML code:
<div id= "Navcontainer" > <p><ul id= "navlist" > </p ><p><li id= "Active" ><a href= "http://www.3lian.com/" id= "current" >item one</a> </p> <p><ul id= "Subnavlist" > </p><p><li id= "subactive" ><a href= "http://www.3lian.com/" Id= "Subcurrent" >subitem one</a></li> </p><p><li><a href= "http://www.3lian.com /">subitem two</a></li> </p><p><li><a href=" http://www.3lian.com/">subitem" three</a></li> </p><p><li><a href= "http://www.3lian.com/" >subitem four</a ></li> </p><p></ul> </p><p></li> </p><p><li><a href= "http://www.3lian.com/" >item two</a></li> </p><p><li><a href= "http:// www.3lian.com/">item three</a></li> </p><p><li><a href=" http://www.3lian.com/">item four</a></li> </p><p></ul> </p></div>
See how CSS is fixed for a long time related elements:
#navcontainer {margin-left:30px} <p> #navcontainer ul </p><p >{</p><p>margin:0; </p><p>padding:0; </p><p>list-style-type:none; </p ><p>font-family:verdana, Arial, Helvetica, Sans-serif; </P><P>} </p><p> #navcontainer li {margin:0;} </p><p> #navcontainer a </p> <p>{</p><p>display:block; </p><p>padding:5px 10px; </p><p>width:140px; </p><p>color: #000; </p><p>background-color: #ADC1AD; </p><p>text-decoration:none; </p><p>border-top:1px solid #fff; </p><p>border-left:1px solid #fff; </p><p>border-bottom:1px solid #333; </p><p>border-right:1px solid #333; </p><p>font-weight:bold; </p><p>font-size:. 8em; </p><p>background-image:url (images/vertical06.jpg); </p><p> background-repeat:no-repeat; </p><p>background-position:0 0; </P><P>} </p><p> #navcontainer a:hover </p><p>{</p><p>color: #000; </p><p>background-color: #889E88; </p><p>text-decoration:none; </p><p>border-top:1px solid #333; </p><p>border-left:1px solid #333; </p><p>border-bottom:1px solid #fff; </p><p>border-right:1px solid #fff; </p><p>background-image:url (images/vertical06a.jpg); </p><p>background-repeat:no-repeat; </p><p>background-position:0 0; </P><P>} </p><p> #navcontainer ul ul li {margin:0;} </p><p> #navcontainer ul ul ;/p><p>{</p><p>display:block; </p><p>padding:5px 5px 5px 30px </p><p> width:125px; </p><p>color: #000; </p><p>background-color: #C5D8C5; </p><p>text-decoration: None </p><p>font-weight:normal; </P><P>} </p><p> #navcontainer ul ul a:hover </p><p>{</p><p>color: # 000; </p><p>background-color: #889E88; </p><p>text-decoration:none; </p>}