body {
	color:white;
	background:black;

	max-width:500px;
	margin-left:auto;
	margin-right:auto;
}

h1 {
	color:green;
	text-align:center;
}

h2 {
	color:yellow;
	text-align:center;

}

div {
	max-width:500px;
	margin-left:auto;
	margin-right:auto;

}