.cleaner {
    clear:both;
}

/* ============== HEADER =================== */
#header {
padding-left:15px;
}

#header #nav_menu {
    background-color: #D9D9DA;
    width: 200px;
    height: 185px;
    font-weight: bolder;
}

/* ----------- NAVIGATION MENU ------------- */

#header #nav_menu ul {
    padding: 10px 0px;
    margin: 1px 5px;
    list-style-type:none;
    position:relative;
    background: #D9D9DA;
}

#header #nav_menu li {
    height:20px;
}

* html #header #nav_menu li { margin-left:-16px; margin-lef\t:0;}

#header #nav_menu table {
    position:absolute;
    border-collapse:collapse;
    top:0; left:0; z-index:100;
    width:0; height:0;
}

/* style the links */
#header #nav_menu a, #header #nav_menu a:visited {
    display:block; 
    text-decoration:none;
    height: 19px;
    line-height: 19px;
    width: 190px;
    background: #D9D9DA;
    color: #436960;
    font-weight: bolder;
    font-size: 13px;
    text-transform: uppercase;
}

#header #nav_menu a span, #header #nav_menu a:visited span {
    padding-left: 20px;
}

/* style the link hover */
* html #header #nav_menu a:hover {
    color: #ffffff; 
    background: #436960;
    font-weight: bolder;
}

#header #nav_menu :hover > a {
    color: #ffffff; 
    background: #436960;
    font-weight: bolder;
}

/* hide the sub levels and give them a positon absolute so that they take up no room */
#header #nav_menu ul ul {
    visibility:hidden;
    position:absolute;
    top:-1px;
    left: 170px;
    font-weight: bolder;
    padding: 0;
}

#header #nav_menu ul ul#submenu_lv2_1 {
    top: 49px;
}

#header #nav_menu ul ul#submenu_lv2_2 {
    top: 69px;
}

#header #nav_menu ul ul#submenu_lv2_3 {
    top: 89px;
}

/* make the second level visible when hover on first level list OR link */
#header #nav_menu ul li:hover ul,
#header #nav_menu ul a:hover ul {
visibility:visible;

}
/* keep the third level hidden when you hover on first level list OR link */
#header #nav_menu ul :hover ul ul{
visibility:hidden;
}
/* keep the fourth level hidden when you hover on second level list OR link */
#header #nav_menu ul :hover ul :hover ul ul{
visibility:hidden;
}
/* make the third level visible when you hover over second level list OR link */
#header #nav_menu ul :hover ul :hover ul{ 
visibility:visible;
height:235px;
}
/* make the fourth level visible when you hover over third level list OR link */
#header #nav_menu ul :hover ul :hover ul :hover ul { 
visibility:visible;
height:235px;
}

#header #nav_menu ul ul a, #header #nav_menu ul ul a:visited { 
    width: 210px; 
}