html, body {
	height: 100%;
}

body {
	width: 100%;
    margin: 0 auto; 
    font: normal 1em Arial, sans-serif;
	color: #444;
    background: #006269;
}

header.banner {
	background: #fff;
	padding: 15px 12px;
	text-align: right;
	height: 100px;
}

#container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: calc(100% - 160px);
}

	
main {
	display: flex;
	align-items: center;
	justify-content: center;
	height: calc(100% - 60px);
	width: 57%;
	min-height: 50%;
	padding: 0.3em 0.5em;
	background: #fff;
	border: 1px solid #000;
	box-shadow: 3px 3px 2px 2px rgba(255, 255, 255, 0.2);
	border-radius: 0.3em; 
}

footer {
	width: 97%;
	margin: auto;
	padding: 5px 0 3px 0;
	border-top: 2px double #fff;
	height: 20px;
	text-align: center;
	color: #aaa;
}