ul.drop_down_menu {
    list-style: none;
    font-size: 1.1em;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    padding: 3px 2px 0;
    background-color: #F0F2F7;
    border-bottom: 1px dotted #939191;
    height: 17px;
}

ul.drop_down_menu li {
    float: left;
    position: relative;
    display: block;
    padding-bottom: 3px;
}

ul.drop_down_menu li a {
    color: black;
    font-weight: bold;
    text-decoration: none;
    line-height: 1.3;
    display: block;
    padding: 0 6px;
    border-right: 1px solid black;
}

ul.drop_down_menu li:hover ul.submenu, .over ul {
    display: block !important;
}

ul.drop_down_menu li ul {
    position: absolute;
    z-index: 20;
    list-style: none;
    top: 16px;
    left: 6px;
    display: none;
    width: 243px;
}

ul.drop_down_menu li ul li {
    float: none;
    width: 243px;
    padding: 2px 5px;
    background-color: #F0F2F7;
    border-top: 1px solid black;
}

ul.drop_down_menu li ul li a{
    width: 243px;
    border-right: none;
}