.intg-outdiv {
	display: flex;
	flex-direction: column;

	margin-top: 32px;
}

.intg-outdiv > div {
	display: flex;
	flex-direction: column;
	align-items: center;

	width: 100%;
}

.intg-link {
	transition: background-color .5s, color .5s;
	background-color: #333;
	color: #fff;

	margin-top: 4px;
	padding: 16px 32px;
	width: 80%;
}

.intg-link:hover {
	color: #888;
}

.intg-link span {
	transition: transform .5s;
	position: absolute;
	color: #fff;

	right: 12%;
}

.intg-link span::after {
	content: '\0027A4';
}

input:checked + .intg-link {
	background-color: #888;
	color: #333;
}

.intg-inframe {
	transition: height .5s;
	transform-origin: top;
	border: none;

	height: 0;
	width: 80%;
}

input:checked + .intg-link + iframe {
	height: 400px;
}