/* Main Navigation */
#navexos {
    position:fixed
    /*position:relative;
    width:420px;*/
    margin:0 auto; 
    margin-top:10px;
    padding:10px;
    font-size: 20pt;
}
 
ul#navigationexos {
    margin:0px auto;
    position:relative;
    float:left;
    border-left:0px solid #c4dbe7;
    border-right:0px solid #c4dbe7;
}
 
ul#navigationexos li {
    display:inline;
    font-size:20px;
    font-weight:bold;
    margin:0;
    padding:0;
    float:left;
    position:relative;
    border-top:0px solid #c4dbe7;
    border-bottom:0px solid #c4dbe7;
}
 
ul#navigationexos li a {
    padding:10px 25px;
    color:#616161;
    text-shadow:1px 1px 0px #fff;
    text-decoration:none;
    display:inline-block;
    border-right:0px solid #fff;
    border-left:0px solid #C2C2C2;
    border-top:0px solid #fff;
    background: #ffffd8;
     
    -webkit-transition:color 0.2s linear, background 0.2s linear;   
    -moz-transition:color 0.2s linear, background 0.2s linear;  
    -o-transition:color 0.2s linear, background 0.2s linear;    
    transition:color 0.2s linear, background 0.2s linear;   
}
 
ul#navigationexos li a:hover {
    background:#f8f8f8;
    /*background:#ffff08;*/
    color:#282828;
}
 
ul#navigationexos li a.first {
    border-left: 0 none;
}
 
ul#navigationexos li a.last {
    border-right: 0 none;
}
 
ul#navigationexos li:hover > a {
    /*background:#fff;*/
    background:#ffffc8;
}
/* Drop-Down Navigation */
ul#navigationexos li:hover > ul
{
/*these 2 styles are very important, 
being the ones which make the drop-down to appear on hover */
    visibility:visible;
    opacity:1;
}
 
ul#navigationexos ul, ul#navigationexos ul li ul {
    list-style: none;
    margin: 0;
    padding: 0;    
/*the next 2 styles are very important, 
being the ones which make the drop-down to stay hidden */
    visibility:hidden;
    opacity:0;
    position: absolute;
    z-index: 99999;
    width:360px;
    background:#ffffd8;
    box-shadow:1px 1px 3px #ccc;
/* css3 transitions for smooth hover effect */
    -webkit-transition:opacity 0.2s linear, visibility 0.2s linear; 
    -moz-transition:opacity 0.2s linear, visibility 0.2s linear; 
    -o-transition:opacity 0.2s linear, visibility 0.2s linear; 
    transition:opacity 0.2s linear, visibility 0.2s linear;     
}
 
ul#navigationexos ul {
    top: 43px;
    left: 1px;
}
 
ul#navigationexos ul li ul {
    top: 0;
    left: 361px; /* strong related to width:180px; from above */
}
 
ul#navigationexos ul li {
    clear:both;
    width:100%;
    border:0 none;
    border-bottom:1px solid #c9c9c9;
}
 
ul#navigationexos ul li a {
    background:none;
    padding:7px 15px;
    color:#616161;
    text-shadow:1px 1px 0px #fff;
    text-decoration:none;
    display:inline-block;
    border:0 none;
    float:left;
    clear:both;
    width:330px;
}