style.css

body {
	text-align: center;
}
input {
	width: 460px;
	margin: 40px auto;
	font-size: 16pt;
}

.container {
	width: 1040px;
	margin: 0 auto;
	position:relative;
}
.greyed-out {
	background-image: none;
	background-color:darkgray;
	z-index: 20;
}
img {
	width:100%;
}
.hidden {
	display: none;
}
.thumbnail {
	display: block;
	height: 200px;
	width: 200px;
	float: left;
}
.thumbnail {
	margin-bottom: 60px;
	margin-right: 60px;
}
/*thumbnail:first-child {
	margin-left: 0;
}
.thumbnail:nth-of-type(4n+1) {
	margin-left: 0;*/

.photoviewer {
	position: absolute; 
	top: 15px; 
	left:40px; 
	width:900px; 
}
.left-click {
 color: white;
 font-size: 60px;
 position:absolute;
 top:270px;
 left: -120px;
}
.right-click { 
color: white;
font-size:60px;
position:absolute;
top:270px;
right:-120px;
}
.caption {
	width:600px;
	font-size: 1.25em;
	line-height: 1.5em;
	margin: 0 auto;
	top: -200px;
	color: white;
}