#nav1 {
font-family: Arial, Verdana;
font-size: 14px;
margin: 0px;
padding-left: 160px;
list-style: none;
}

ul li {
display: block;
position: relative;
float: left;
}

li ul {
display: none;
}

ul li a {
display: block;
text-decoration: none;
color: #ffffff;
border-top: 1px solid #ffffff;
padding: 5px 15px 5px 15px;
background: #2C5463;
margin-left: 1px;
white-space: nowrap;
}

ul li a:hover {
background: purple;
}

li:hover ul {
display: block;
position: absolute;
}

li:hover li {
float: none;
font-size: 11px;
}

li:hover a {
background: purple;
}

li:hover li a:hover {
background: purple;
}