header {
	border: 1px solid #39F;

	padding:10px;	
	
}

ul {
	margin: 0px;
	padding: 0px;
	list-style-type: none;
}
#horizontal {
	background-color: white;
	
}
#horizontal h2 {
	color:#39F;
}
#horizontal ul {
	display:flex;	
}

#horizontal li {
	width: 100%;
	
}
#horizontal li a{
	width: 100%;
	text-align:center;
	background-color:#39F;
	color:white;
	display:block;
	padding:10px;	
	border: 1px solid white;
	text-align:center;
	box-sizing:border-box;
	text-decoration:none;
	font-weight:bold;
}
#horizontal li a:hover {
	background-color: #B0D8FF;
	color: #06C;
	
}

article {
	display:flex;	
	border: 1px solid #39F;
	margin-bottom: 1em;
}

nav#vertikal {
	width:20%;
	padding:10px;
	border: 1px solid #39F;
	margin:10px;
}
section {
	padding:10px;
	border: 1px solid #39F;
	width: 100%;
	margin:10px;
}

#vertikal li a{
	width: 100%;
	text-align:center;
	background-color:#39F;
	color:white;
	display:block;
	padding:10px;	
	border: 1px solid white;
	text-align:center;
	box-sizing:border-box;
	text-decoration:none;
	font-weight:bold;
}
#vertikal li a:hover {
	background-color: #B0D8FF;
	color: #06C;
	
}
footer {
	border: 1px solid #39F;

	padding:10px;	
	
}