body {
	background-color:gray;
}

.main {
	color: white;
	background-color:black;
	text-align:center;
	width: 1000px;
	margin-left:auto;
	margin-right:auto;
	border-style:double;
	font-family: sans-serif;
	padding: 3px;
}

h1 {
	color:green;
}

img {
    width:250px;
    height: auto;
}