css-lightbox.css

/*
 * Adapted from http://tympanus.net/codrops/2011/12/26/css3-lightbox/
 * Extra class and tag names are for extra specificity, to help increase odds of overriding theme CSS
*/

/*-------------
On-page image
-------------*/
a.lightbox-link {
	position: relative;
	display: inline-block;
	text-decoration: none;
	/* Some themes use borders as custom underlines */
	border-bottom: none;
}
.lightbox-link > .lightbox-target {
	display: block;
}
.lightbox-link > .lightbox-enlarge {
	position: absolute;
	top: 0;
	left: 0;
	/* Remove default theme <p> margin and padding */
	margin: 0;
	padding: 0;
}
.lightbox-enlarge::before {
	/* Magnifying glass icon */
	content: "\f179";
	font-family: "dashicons";
	position: absolute;
	top: 0;
	left: 0;
	font-size: 22px;
	width: 1.5em;
	height: 1.5em;
	/* Vertical center */
	line-height: 1.5em;
	text-align: center;
	color: rgb(100, 100, 100);
	background-color: white;
	transition: color, background-color .5s;
}
.lightbox-link:hover > .lightbox-enlarge::before {
	color: white;
	background-color: rgb(100, 100, 100);
}

/*------------
Image Overlay
------------*/
div.lightbox-overlay {
	/* Some themes make all divs border-box, override that */
	box-sizing: content-box;
	position: fixed;
	/* 
	 * Need to use 0 width and height instead of display: none;
	 * because changes to display conflict with image opacity transition
	*/
	height: 0;
	width: 0;
	left: 0;
	top: 0;
	padding: 0;
	z-index: 99;
 	/* Baseline for em units */
	font-size: 18px;
	background: 
		radial-gradient(
			center, 
			ellipse cover, 
			rgba(255,255,255,0.7) 0%,
			rgba(165,165,5,1) 100%
		);
	background:
		-webkit-radial-gradient(
			center, 
			ellipse cover, 
			rgba(255,255,255,0.7) 0%,
			rgba(165,165,175,1) 100%
		);
	background:
		-moz-radial-gradient(
			center, 
			ellipse cover, 
			rgba(255,255,255,0.7) 0%,
			rgba(165,165,175,1) 100%
		);
}
div.lightbox-overlay:target {
	height: auto;
	width: auto;
	bottom: 0;
	right: 0;
	padding: 3em 10% 8em;
}
.lightbox-overlay > .lightbox-image {
	display: block;
	max-height: 100%;
	margin: 0 auto;
	opacity: 0;
	box-shadow: 0 .25em .5em rgba(0,0,0,0.2);
	transition: opacity 0.25s linear;
	-webkit-transition: opacity 0.25s linear;
}
.lightbox-overlay:target > .lightbox-image {
	opacity: 1;
}
.lightbox-overlay > .lightbox-close {
	position: absolute;
	top: 1em;
	right: 1em;
	width: 2em;
	height: 2em;
	z-index: 1001;
	font-family: sans-serif;
	text-align: center;
	line-height: 2em;
	color: white;
	font-weight: bold;
	background: rgb(100, 100, 100);
	background: rgba(100, 100, 100, .9);
	text-decoration: none;
	/* Some themes use borders as custom underlines */
	border-bottom: none;
	-webkit-transition: transform .25s;
	transition: transform .25s;
}
.lightbox-overlay > .lightbox-close:hover,
.lightbox-overlay > .lightbox-close:focus {
	-webkit-transform: scale(.9);
	transform: scale(.9);
}
@media(min-width: 48em) {
	.lightbox-overlay > .lightbox-close {
		font-size: 1.5em;
		right: 2em;
	}
}
.lightbox-overlay > .lightbox-inner {
	display: none;
	position: fixed;
	bottom: 0;
	right: 0;
	width: 100%;
	padding: 1.5em;
	background-color: rgb(100, 100, 100);
	background-color: rgba(100, 100, 100, .9);
}
.lightbox-overlay:target > .lightbox-inner {
	display: block;
	/* To get around the margin-left: 10%; from the overlay container */
	margin-left: -10%;
}
.lightbox-inner > .lightbox-title {
	/* Override theme default <h3> margin and padding */
	margin: 0 0 .5em 0;
	padding: 0;
	color: lemonchiffon;
	text-align: left;
}
.lightbox-inner > .lightbox-caption {
	max-width: 40em;
	/* Override default theme <p> margin and padding */
	margin: .5em 0 0 0;
	padding: 0;
	text-align: left;
	color: white;
}
.lightbox-inner > .lightbox-download {
	display: none;
}
.lightbox-inner > .lightbox-download > a:hover,
.lightbox-inner > .lightbox-download > a:focus {
	text-decoration: underline;
}
@media(min-width: 40em) {
	.lightbox-inner > .lightbox-download {
		display: block;
		position: absolute;
		right: 1.5em;
		top: 1.5em;
	}
}