.ngg-galleryoverview { 
	margin: 0px 0px 40px 0px; 
}
.ngg-galleryoverview:after { 
	content: ".";
	display: block;
	height: 0px;
	clear: both;
	visibility: hidden;
}
.ngg-galleryoverview .ngg-gallery-thumbnail-box .ngg-gallery-thumbnail a { 
	float: left;
	display: block;
	margin: 0px 20px 20px 0px;
}
.ngg-galleryoverview .ngg-gallery-thumbnail-box:nth-child(3n) .ngg-gallery-thumbnail a { margin-right: 0px; }
.ngg-galleryoverview .ngg-gallery-thumbnail-box .ngg-gallery-thumbnail a img { 
	display: block;
	-webkit-box-shadow: 0px 0px 10px rgba(0,0,0,0.5);
	-moz-box-shadow: 0px 0px 10px rgba(0,0,0,0.5);
	box-shadow: 0px 0px 10px rgba(0,0,0,0.5);
}

/* video thumbnail overlay */

.ngg-galleryoverview .ngg-gallery-thumbnail-box .ngg-gallery-thumbnail a.video { position: relative; }
.ngg-galleryoverview .ngg-gallery-thumbnail-box .ngg-gallery-thumbnail a.video span { 
	position: absolute;
	top: 0px;
	left: 0px;
	z-index: 2;
	display: block;
	width: 292px;
	height: 196px;
	background: url(img/video_thumb_overlay.png) top left no-repeat;
}