.graph-wrapper {
	width: 90%;
	margin: 0 auto;
}

#graph_user > svg {
	width: 100%;
	height: 100%;
}

#graph_true > svg {
	width: 100%;
	height: 100%;
}

.line {
	fill: none;
	stroke: blue;
	clip-path: url(#clip);
}

.z-line line {
	stroke: #ccc;
	shape-rendering: crispEdges;
}

circle {
	clip-path: url(#clip);
	fill: blue;
}

rect {
	fill: white;
	opacity: 0;
}

.marked {
	fill: #fc8d62;
	stroke: #fc8d62;
}

#next-btn {
	text-align: right;
	padding-bottom: 20px;
}

#lesson {
	padding-top: 10px;
	padding-bottom: 10px;
}

#lesson p {
	font-size: 16px;
}

.ann-line {
	stroke-dasharray: 5;
	clip-path: url(#clip);
	fill: #fc8d62;
	stroke: #fc8d62;
	stroke-width: 2px;
}