@charset "UTF-8";

#st_toc_container,
#st_toc_container::before,
#st_toc_container::after,
#st_toc_container *,
#st_toc_container *::before,
#st_toc_container *::after {
	box-sizing: border-box;
}

#st_toc_container {
	margin: 0 auto;
	padding: 20px 30px;
	border: 1px solid #fafafa;
	text-align: center;
}

#st_toc_container .st_toc_title {
	position: relative;
	display: inline-block;
	margin-bottom: 5px;
	padding: 5px;
	border-bottom: 2px solid #333;
	vertical-align: middle;
	text-align: center;
	font-weight: bold;
}

#st_toc_container .st_toc_title::before {
	content: "\f0f6\00a0";
	font-size: 1em;
	font-family: FontAwesome;
	line-height: inherit;
}

#st_toc_container .st_toc_toggle {
	margin-left: 8px;
	font-weight: 400;
	font-size: 90%;
}

#st_toc_container .st_toc_list,
#st_toc_container .st_toc_list ul {
	width: 100%;
	list-style: none;
	counter-reset: st-toc;
}

#st_toc_container .st_toc_list {
	margin: 10px 0 30px;
	padding: 0;
}

#st_toc_container .st_toc_list ul {
	margin-top: 0;
	margin-bottom: 0;
	padding: 0;
}

.entry-content #st_toc_container.only-toc .st_toc_list {
	padding: 10px 20px;
}

.entry-content #st_toc_container:not(.st_toc_contracted):not(.only-toc) { /* 表示状態 */
	padding: 20px 30px;
}

@media only screen and (min-width: 960px) {
	#st_toc_container.st_toc_hierarchical .st_toc_list ul {
		margin-left: 1em;
	}
}

#st_toc_container .st_toc_list li {
	display: flex;
	padding: 5px 0 0;
	text-indent: 0;
	font-weight: normal;
	flex-wrap: wrap;
	justify-content: flex-start;
}

#st_toc_container .st_toc_list ul:last-child li:last-child {
	padding-bottom: 0;
}

#st_toc_container .st_toc_list li::before {
	padding: 5px .5em 5px 0;
	width: 2.5em;
	content: counters(st-toc, '-', decimal) '.';
	counter-increment: st-toc;
	text-align: right;
	white-space: nowrap;
	font-size: 1em;
	line-height: inherit;
}

#st_toc_container.st_toc_hierarchical .st_toc_list li::before {
	width: auto;
	text-align: left;
	font-size: 1em;
	line-height: inherit;
}

#st_toc_container .st_toc_list li a {
	display: block;
	padding: 5px;
	border-bottom: 1px dotted #ccc;
	color: #000;
	text-align: left;
	text-decoration: none;
	word-break: break-all;
	word-break: break-word;
	-webkit-hyphens: auto;
	-ms-hyphens: auto;
	hyphens: auto;
	flex-grow: 1;
	flex-basis: 0;
}

#st_toc_container .st_toc_list li a:hover {
	opacity: .5;
}

#st_toc_container .st_toc_list li a::before {
	content: normal;
	font-size: 1em;
	line-height: inherit;
}

/* Back button */
.st_toc_back,
.st_toc_back:focus,
.st_toc_back:hover,
.st_toc_back:active {
	color: #333;
	text-decoration: none;
}

.st_toc_back {
	position: fixed;
	bottom: 10px;
	left: 10px;
	z-index: 9999;
	display: flex;
	flex-direction: column;
	opacity: 0;
	transition: all .5s;
	pointer-events: none;
	justify-content: center;
	align-items: center;
}

.st_toc_back.is-shown {
	opacity: 1;
	pointer-events: auto;
}

.st_toc_back_icon {
	display: block;
	width: 32px;
	height: 32px;
	background: url(../vendor/@fortawesome/fontawesome-free/svgs/solid/list.svg) no-repeat center;
	background-size: 100%;
}

.st_toc_back_label {
	margin-top: 4px;
	font-size: 10px;
}