body {
    font-size: 10pt;
}
#leftcolumn {
    border: solid 1px blue;
    float: left;
    width: 150px;
}
#rightcolumn {
    border: solid 1px red;
    float: right;
    width: 200px;
}
#middlecolumn {
    border: solid 1px green;
    margin-left: 150px;
    margin-right: 200px;
    padding: 0 10px;
}
#leftcolumn > ul {
    padding-left: 10px;
    list-style-type: none;
}
#leftcolumn li {
    padding: 3px 0;
}
#leftcolumn li:hover {
    background-color: #BDBDBD;
}
#leftcolumn a {
    color: red;
    text-decoration: none;
    width: 100%;
    display: block;
}
#leftcolumn a:hover {
    color: blue;
}
#leftcolumn a:visited {
    color: green;
}
#leftcolumn a:visited:hover {
    color: orange;
}