@charset "utf-8";
/* CSS Document */


/*---------------------------------------------------------------------------------- メインナビ */

/*------------------------------------------ h1 */

nav#nav_main {
	border: 1px solid darkgray;
	border-radius: 4px;
	padding-bottom: 7px;
}
nav#nav_main > h1 {
	border-bottom: 1px solid darkgray;
}
nav#nav_main > h1 a {
	display: block;
	padding: 7px 0 0 0;
	text-align: center;
	font-size: 16px;
}
nav#nav_main > h1 a span.uppercategory {
	display: block;
	font-size: 10px;
}
nav#nav_main > h1 a span.year {
	display: block;
}

/*------------------------------------------ 折りたたみキャプション */

nav#nav_main details summary {
	margin: 8px 7px 0 7px;
	padding: 0 10px;
	cursor: pointer;
}

/*------------------------------------------ table型目次(dnk,center用) */

/* 全体 */
nav#nav_main table.contents {
	margin: 2px 7px 0 7px;
	width: calc(100% - 14px);
}

/* セル */
nav#nav_main table.contents th, nav#nav_main table.contents td {
	color: dimgray;
	background-color: transparent;
	border: 1px solid gray;
	text-align: center;
	vertical-align: middle;
	font-weight: normal;
}

nav#nav_main table.contents th {
	background-color: whitesmoke;
}

nav#nav_main th.question1a {
	width: 50px;
}
nav#nav_main td.commentary {
	width: 72px;
}

/* リンク */
nav#nav_main table.contents a,
nav#nav_main table.contents a:visited {
	display: inline-block;
	margin: 4px auto;
	padding: 2px 0;
	width: calc(100% - 12px);
	line-height: 1.2;
	background-color: maroon;
	border: 2px solid maroon;
	border-radius: 4px;
}

nav#nav_main td.commentary a + a {
	margin-top: -2px;
}

/*----------------------------- nav_main の現在位置表示用 */
nav#nav_main table.contents a.current,
nav#nav_main table.contents a.current:visited {
	color: maroon;
	background-color: #debecc;
}


/*------------------------------------------ dl型目次(unit用) */

nav#nav_main dl {
	margin: 0 7px 7px 7px
}
nav#nav_main dl dt {
	margin: 6px 0 0 0;
	text-align: center;
}
nav#nav_main dl a {
	margin: 0 0 4px 0;
	display: block;
	padding: 4px 0;
	text-align: center;
	line-height: 1.2;
	border-width: 2px;
	border-style: solid;
	border-radius: 4px;
}


/*---------------------------------------------------------------------------------- main */

main > header h1 span#subject {
	margin-bottom: 4px;
}