ul#menu, ul#menu ul { 
list-style: none; 
margin: 0; 
padding: 0; 
}

ul#menu li { 
float: left; 
position: relative; 
width: 125px; 
}
ul#menu li ul { 
display: none; 
position: absolute; 
top: 19px; /* yukseklik 15px + sonradan eklenecek paddingler 4px toplam 19px */ 
left: 0; 
} 
ul#menu li > ul { 
top: auto; 
left: auto; 
}
ul#menu li a { 
font: bold 11px arial, helvetica, sans-serif; 
display: block; 
border-width: 1px; 
border-style: solid; 
border-color: #ccc #888 #555 #bbb; 
margin: 0; 
padding: 2px 3px; 
color: #000; 
background: #efefef; 
text-decoration: none; 
} 

ul#menu li a:hover { 
color: #a00; 
background: #fff; 
} 

ul#menu li:hover ul { display: block; }
ul#menu li:hover ul, ul#menu li.over ul{ display: block; }