@charset "utf-8";


/*マニュアル（YouTube）
---------------------------------------------------------------------------*/
.youtube-box {
	max-width: 800px;
}
.youtube-box.thumb {
	max-width: none;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1rem;
}

	/*画面幅500px以下の追加指定*/
	@media screen and (max-width:500px) {

	.youtube-box.thumb {
		grid-template-columns: 1fr;
	}

	}/*追加指定ここまで*/

.youtube {
	width: 100%;
	height: 0;
	padding-top: 56.25%;
	margin-bottom: 1rem;
	position: relative;
	overflow: hidden;
}
.youtube iframe {
	position: absolute;
	left: 0px;
	top: 0px;
	width: 100%;
	height: 100%;
}

.youtube-box td strong {
	display: inline-block;
	font-size: 13px;
	background: #000;
	color: #fff;
	padding: 0px 10px;
	border-radius: 3px;
	margin-right: 10px;
}