body {
	margin: 0 0 0 0;
	padding: 0 0 0 0;
	background-image: url("background.gif");
	background-color: #000;
	background-position:center top;
	background-repeat : no-repeat;
	}

#back {
	width: 600px;
	height: 750px;
	margin-left: auto;
	margin-right: auto;
	margin-top: 300px;
	margin-bottom: 100px;
	}

#banner {
	width: 600px;
	height: 250px;
	-moz-border-radius-topright: 20px;
	-moz-border-radius-topleft: 20px;
	border-top-right-radius: 20px;
	border-top-left-radius: 20px;
	position: relative;
	background-image: url("banner.gif");
	border: 1px solid gray;
	border-bottom: 0px;
	}

#img1 {
	width: 200px;
	height: 202px;
	position: absolute;
	background-image: url("ball.gif");
	border: 1px solid gray;
	border-top: 0px;
	border-bottom: 0px;
	}

#img1a {
	width: 401px;
	height: 200px;
	position: relative;
	margin-left : 201px;
	border: 1px solid gray;
	border-left: 0px;
	border-right: 0px;
	}

#img2 {
	width: 600px;
	height: 250px;
	position: absolute;
	background-image: url("arrow.gif");
	-moz-border-radius-bottomright: 20px;
	-moz-border-radius-bottomleft: 20px;
	border-bottom-right-radius: 20px;
	border-bottom-left-radius: 20px;
	border: 1px solid gray;
	border-top: 0px;
	}