.thumbnail{
	width: 100%; height: auto;}
.lightbox {
	display: none; position: fixed; z-index: 999; width: 100%; height: 100%; text-align: center;
	top: 0; left: 0; background: rgba(0,0,0,0.6);}
.lightbox img {
	max-width: 90%; max-height: 80%; margin-top: 5%;}
.lightbox:target {
	outline: none; display: block;
	}