#ytLbox_lightbox {
	display: none;
	position: fixed;
	top: 0; left: 0;
	width: 100%; height: 100%;
	background: #036;
	z-index: 1000;
}
#ytLbox_lightbox .ytLbox_video-wrapper {
	position: absolute;
	top: 50%; left: 50%;
	transform: translate(-50%, -50%);
	width: 80%;
	height: 0;
	padding-bottom: 45%; /* 16:9 ratio */
	overflow: hidden;
}
#ytLbox_lightbox iframe {
	position: absolute;
	top: 0; left: 0;
	width: 100%; height: 100%;
}
#ytLbox_lightbox-close {
	position: absolute;
	top: 20px; right: 20px;
	color: white;
	cursor: pointer;
	font-size: 24px;
}