ul {
   
    margin:0px 0px 0px 0px;
    padding:0px 0px 0px 0px;
    list-style: none;
    text-align:center;
    height:0px;
}
ul li {
    display: block;
    position: relative;
    float: left;
    width:auto;
    height:27px;
    text-align:center;
}
li ul {
    display: none;
    text-align:center;
    z-index:21;
}

ul li a {
    display: block;
    text-decoration: none;
    color: #ffffff;
    /*padding: 5px 15px 5px 15px;*/
    margin-left: 0px;
    white-space: nowrap;
    color:Black;
    text-align:left;
    padding:0px;
    margin:0px;
}
ul li a:hover {
opacity:1;
}
li:hover ul {
    display: block;
    position: absolute;
}
li:hover li {
    float: none;
    font-size: 12px;
}
li:hover a 
{
	 opacity:1;
	 
}
li:hover li a:hover {
    opacity:0.5;
}