ImageGrid/ui (gen4)/css/widget/overlay.css

.overlay-widget {
	position: absolute;

	width: 100%;
	height: 100%;
	top: 0px;
	left: 0px;

	overflow: hidden;

	background: rgba(0, 0, 0, 0.5);

	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	transform-style: preserve-3d;
}
.overlay-widget~.overlay-widget {
	background: rgba(0, 0, 0, 0.1);
}


.overlay-widget .content {
	position: relative;
	display: inline-block;

	background: white;

	top: 50%;
	left: 50%;

	width: auto;
	height: auto;

	min-width: 200px;
	max-width: 80vw;
	max-height: 100vh;

	transform: translateY(-50%) translateX(-50%);

	box-shadow: rgba(0, 0, 0, 0.1) 0.3em 0.3em 5em;
}
.overlay-widget~.overlay-widget .content {
	box-shadow: rgba(0, 0, 0, 0.05) 0.1em 0.1em 3em;
}

/* NOTE: this does not include text... 
		...need a way to go around this...
*/
.blur>* {
	-webkit-filter: blur(2px) saturate(0.5);
	filter: blur(2px) saturate(0.5);
}
.blur>.overlay-widget {
	-webkit-filter: none;
	filter: none;
}