styles.css

* {
	box-sizing: border-box;
	font-family: monospace;
}

body {
	margin: 0;
	font-family: monospace;
}

/* Style the top navigation bar */
.topnav {
	overflow: hidden;
	background-color: #333;
}

/* Style the topnav links */
.topnav a {
	float: left;
	display: block;
	color: #f2f2f2;
	text-align: center;
	padding: 14px 16px;
	text-decoration: none;
}

/* Change color on hover */
.topnav a:hover {
	background-color: #ddd;
	color: black;
}

/* Style the content */
.content {
	background-color: #ddd;
	padding: 10px;
	text-align: center;
	-webkit-text-size-adjust: auto;
	-moz-text-size-adjust: auto;
	-ms-text-size-adjust: auto;
	text-size-adjust: auto;
	/* Should be removed. Only for demonstration */
}

/* Style the footer */
.footer {
	background-color: #f1f1f1;
	padding: 10px;
	text-align: left;
}

img {
	width: 80%;
	height: auto;
	padding: 5px;
}