nav, ul, li  {
	margin: 0; padding: 0; border: 0;
	}

nav {
	/* margin: 10px auto; */
	z-index: 1; 
	text-align: left;
	}

nav ul ul {
	z-index: 1; 
	display: none;
	}

nav ul li:hover > ul {
	z-index: 1; 
		display: block;
	}

nav ul {
	z-index: 1; 
	/* background: #efefef;  
	box-shadow: 0px 0px 9px rgba(0,0,0,0.15); */
	list-style: none; /* voorkomt  punten voor woorden */
	position: relative;
	margin: 0;
	} 

nav ul:after {
	z-index: 1; 
	content: ""; clear: both; display: block;
	}

nav ul li {
	z-index: 1; 
	float: left;
	}
			
nav ul li:hover {
	z-index: 1; 
	background: #4b545f;
	}

nav ul li:hover a {
	z-index: 1; 
	color: #fff;
	}
		
nav ul li a {
	z-index: 1; 
	display: block; 
	padding: 10px 20px;
	color: #000000; 
	text-decoration: none;
	font-weight: bold;
	}
			
		
nav ul ul {
	z-index: 1; 
	background: #5f6975; padding: 0; /* border-radius: 20px; */
	position: absolute; top: 100%; 
	}

nav ul ul li {
	z-index: 1; 
	float: none; 
	border-top: 1px solid #6b727c; /* border-radius: 20px; */
	border-bottom: 1px solid #575f6a; position: relative; /* border-radius: 20px; */
	}

nav ul ul li a {
	z-index: 1; 
	padding: 15px 40px;
	color: #fff;
	}	

nav ul ul li a:hover {
	z-index: 1; 
	background: #4b545f;
	}
		
nav ul ul ul {
	z-index: 1; 
	position: absolute; left: 100%; top:0;
	}