/* the overlayed element */
div.overlay {
	
	/* growing background image */
	background-image:url(img/white.png);
	
	/* dimensions after the growing animation finishes  */
	width:0px;
	height:0px;		
	
	/* initially overlay is hidden */
	display:none;
	top:0px;
	/* some padding to layout nested elements nicely  */
	padding:0px;
}

/* default close button positioned on upper right corner */
div.overlay div.close {
	background-image:url(img/nic.gif);
	position:absolute;
	right:0px;
	top:0px;
	cursor:pointer;
	height:0px;
	width:0px;
}


/* black */
div.overlay.black {
	background:url(img/transparent.png) no-repeat !important;
	color:#fff;
}

/* petrol */
div.overlay.petrol {
	background:url(img/petrol.png) no-repeat !important;
	color:#fff;
}

div.black h2, div.petrol h2 {
	color:#ddd;		
}