.expandable_overlay {
	display: none;
	background-color: #fff;
	padding: 20px;
	width: 90%;
	height: 85%;
	margin-left: auto;
	margin-right: auto;
	-webkit-box-shadow: 0px 0px 7px rgba(0, 0, 0, 0.3); 
	-moz-box-shadow: 0px 0px 7px rgba(0, 0, 0, 0.3); 
	box-shadow: 0px 0px 7px rgba(0, 0, 0, 0.3);
	overflow: hidden;
}

.lights_out {
	background: #012; /* blueish tint for a change */
	position: absolute;
  	top: 0;
  	left: 0;
  	width: 100%;
  	height: 100%;
  	z-index: 100;
  	opacity: 0.6;
  	filter: alpha(opacity = 60); 
}