header {
	background-color: steelblue;
	color: white;
	padding: 1rem;
	}
nav {
	background-color: black;
	color: white;
	margin-top: 1rem;
	margin-bottom: 1rem;
	}
nav a {
	color: white;
	text-decoration: none;
	display: block;
	padding: 1rem;	
	}
nav ul {
	list-style-type: none;
	display: flex;
	padding: 0;
	margin: 0;	
	}