.youtubelightbox{
    z-index: 999;
	position: fixed;
	width: 100%; 
	height: 100%;
	left: 0;
	top: 0;
	display: none;
	text-align: center;
}

.youtubelightbox:before{
	content: '';
	display: inline-block;
	height: 100%;
	vertical-align: middle;
}

.youtubelightbox:after{ 
	background: black;
	content: '';
	position: absolute;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	opacity: 0.8;
	z-index: 10;
}


.youtubelightbox__centeredchild{
	position: relative; 
	z-index: 20; 
	display: inline-block;
	vertical-align: middle;
	width: 80%; 
}


.youtubelightbox__videowrapper{
	position: relative;
	padding-top: 25px;
	padding-bottom: 56.25%; 
	height: 0;
}


.youtubelightbox__videowrapper iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}