div.ex-wrapper
{
    width: 500px;
}
/* horizontal navigation tabs  */
ul.horiz-nav {
    display: block;
    list-style-type: none;
    padding-bottom: 19px;
    border-bottom: 1px solid black;
    margin-right: 200px;
    clear: both;
}
ul.horiz-nav li{
    float:left;
}
ul.horiz-nav li a,
ul.horiz-nav li a:visited {
    display: block;
    color: black;
    background-color:white;
    margin-left: 10px;
    padding: 2px 2px 2px 2px;
    text-decoration: none;
    border: 1px solid black;
}
ul.horiz-nav li.active a,
ul.horiz-nav li.active a:hover,
ul.horiz-nav li.active a:visited,
ul.horiz-nav li a:hover {
    display: block;
    color: white;
    background-color: Black;
    border-bottom: 1px solid Black;
}

/* vertical navigation tabs  */
ul.verti-nav {
    display: block;
    width: 100px;
    background-color: Silver;
    list-style-type: none;
    padding-top: 19px;
    padding-bottom: 40px;  
}
ul.verti-nav li{
    width: 100px;
    margin-bottom: 6px;
}
ul.verti-nav li a,
ul.verti-nav li a:visited {
    display: block;
    height: 20px;
    color: white;
    background-color: navy;
    margin-left: 10px;
    padding: 2px 2px 2px 2px;
    text-decoration: none;
    border-right: 1px solid navy;
}
ul.verti-nav li.active a,
ul.verti-nav li.active a:hover,
ul.verti-nav li.active a:visited,
ul.verti-nav li a:hover {
    display: block;
    color: black;
    background-color: white;
    border-right: 1px solid white;
}