ul#menu_a_2livelli{
float: left;
margin: 0;
padding: 0;
list-style:none;
position:relative;
}
ul#menu_a_2livelli li ul li{
list-style:none;
margin:0;
background-color: #CCCCCC;
}

ul#menu_a_2livelli li ul li a{
list-style:none;
margin:0;
background-color: #CCCCCC;
padding-left:5px;
padding-bottom:3px;
padding-top:3px;
}

ul#menu_a_2livelli li ul li a:hover{
background-color: #666666;
color: #FFFFFF;
text-decoration: none;
}

ul#menu_a_2livelli li{
float:left;
margin: 0;
padding: 0;
color:black;
}
ul#menu_a_2livelli a:link,
ul#menu_a_2livelli a:visited{
font-family: Arial, Helvetica, sans-serif;
font-size: 11px;
text-align:left;
display: block;
color: #666666;
font-weight: bold;
text-decoration: none;
}
ul#menu_a_2livelli a:hover,
ul#menu_a_2livelli a:focus,
ul#menu_a_2livelli a:active{
background-color:#666666;
color: #FFFFFF;
text-decoration: none;
}
ul#menu_a_2livelli li ul{
display: none;
padding:10px;
}
ul#menu_a_2livelli li:hover ul{
display: block;
position: absolute;
z-index:10;
width:130px;
padding:0px;
margin:0px;
}
ul#menu_a_2livelli li li {
border-bottom:1px solid #FFFFFF;
width: 200px;
}