.bg-toc-container {
	position: -webkit-sticky;
	position: sticky;
}

.bg-toc-title {
	font-weight: bold;
	font-size: 1.2em;
}

li.bg-toc-active > a {
	font-weight: bold;
}

.bg-toc-container ul.bg-toc {
	padding-left: 0;
	list-style: none;
}

/* todo: clean up these styles. */
.bg-toc-container ul.bg-toc > li > ul,
.bg-toc-container ul.bg-toc > li > ul > li > ul > li > ul {
	list-style: circle;
}
.bg-toc-container ul.bg-toc > li > ul > li > ul,
.bg-toc-container ul.bg-toc > li > ul > li > ul > li > ul > li > ul {
	list-style: disc;
}