body {
	margin: 0px;
	padding: 0px;
	background-color: #ccc;
}

#header {
	background-color: #99cc99;
	padding-left: 2em;
	padding-right: 2em;
	padding-top: 1em;
	border-bottom: 3px solid black;
}

#header img {
    display: block;
}

.hrCanvas {
    display: block;
	margin: 0px auto;
	width: 100vw;
}