html{
height:100%;
}
body{
	background-color:#000000;
	background-image:url(intro-images/GTC-Intro-BG.gif);
	background-position:top;
	background-repeat:repeat-x;
	height:100%;
	margin-top:0px;
}
#wrapper {
	margin:auto;
	width:900px;
}
#maincontainer {
	width: 900px;
	margin: auto;
	position:relative;
	display:block;
}
#header {
	width: 900px;
	margin: auto;
}
#flash {
	margin: auto;
	width: 900px;
}
#footer {
	margin: auto;
	width: 900px;
}