body {
margin: 0 auto;
background-color: #c3c3c3; 
text-align: center;
}

#wrapper {
	margin: 0 auto;
	width: 800px;
	text-align: center;
	}

#logo {
margin: 50px auto;
width: 800px;
height: 500px;
background-image: url(http://www.ecredibledesigns.com/images/ecd_image.jpg);
background-repeat: no-repeat;
}