body { 
margin: 0; 
padding: 0; 
}

a:active {color: black; text-decoration: none; }

.nav {
width: 150px;
font-family: verdana, arial, sans serif;
font-size: 10px;
height: auto;
overflow: hidden;
float: left;
}

.nav div {
 /* border-top: solid 1px #E0E0E0;  */
}

.nav div div {
margin-left: -10px;
padding-left: 20px;
border-top: none;
}

.nav div div div div {
margin-left: -20px;
padding-left: 30px;
}

.nav a {
padding-left: 3px;
color: black;           /* color texto primer nivel */
text-decoration: none;
padding-top: 3px;
padding-bottom: 3px;
display: block;
}

.nav div div a {
color: green;            /* color texto segundo nivel */
font-size: 10px;
font-weight: normal;
}

.nav div.selected, .nav div.selected a {
font-weight: bold;
}