body{
	width: 1024px;
	margin: 0px auto;
	background-color: lightblue;
	}
	
header{
	width: 1024px;
	position: fixed;
	}
	
nav {
    margin: 0px auto;
    margin-top: -100px;
    position: fixed;
    position: inherit;
    margin: 0px auto;
	background-color: white;
    }
    
nav ul {
    padding: 0px;
    margin: 0px;
    position: fixed;
    position: inherit;
    width: 1024px;
	 }
 	
nav ul:after {
    clear: both;
    content: " ";
    display: block;
    font-size: 0;
    height: 0;
    visibility: hidden;
	 }
	 
nav ul li {
    list-style: none;
    float: left;
    margin-left: 30px;
    }
    
nav ul li a {
    text-decoration: none;
    display: block;
    color: #333;
    padding: 14px 34px 14px 34px;
    }
    
nav ul,nav ul li{
    background-color: #FAFAFA;
    }
    
nav ul li:hover > ul {
    visibility: visible;
	 }

nav ul li ul{
    display: inline;
    visibility: hidden;
    position: absolute;
    padding:0px;
	 }
	 
nav ul li ul li{
    float: none;
    margin: 0px auto;
	 }
	 
nav ul li ul li a:hover{
    color: #333;
 	 }