.folded {
	margin-bottom: 20px;
}
.folded > ul {
	overflow-y: hidden;
	height: 0;
}
.folded > h4 {
	display: flex;
	line-height: 1.2;
}
.folded > h4::before {
	font-family: 'Courier New', Courier, monospace;
	content: "+";
	margin-right: 5px;
}
.unfolded > h4 {
	line-height: 1.2;
}
.unfolded > h4::before {
	font-family: 'Courier New', Courier, monospace;
	content: "-";
	margin-right: 5px;
}
.folded > h4, .unfolded > h4 {
	cursor: pointer;
}