*{box-sizing: border-box}

header {background-image: url(stars.jpg); 
		color: #FFFFFF;
		height: 175px;
		padding-top: 5px;
		padding-bottom: 5px;
		font-size: 175%;
		text-align: center;}
		
h1, h2, h3, p {font-family: Arial, sans-serif;}

nav {background-color: #006576;
	float: left;
	width: 30%;
	height: 400px;
	font-family: Arial, sans-serif;}
	
nav ul {list-style-type: none;
		padding-left: 20px;
		padding-top: 40px;}

nav a:link {color: #FFFFFF;}
nav a:visited {color: #FFFFFF;}
nav a:hover {color: #FFFFFF;
			background-color: #1C3B99;}
nav a {text-decoration: none;}

footer {background-color: #1C3B99;
		height: 60px;
		text-align: center;
		color: #FFFFFF;
		padding-top: 5px;}

#heroMain {float: left;
			padding: 15px;
			width: 70%;
			background-color: #FFFFFF;}

.SampleContainer {display: flex;
	width: 100%;
	background-color: lightblue;}

.Sample {flex: 1;}