body {
	margin: 0 auto;
	padding: 0;
	color: #444;
	font-family:
		'???C???I',
		'Meiryo',
		'Hiragino Kaku Gothic Pro',
		'?q???M?m?p?S Pro W3',
		'Osaka',
		'?l?r ?o?S?V?b?N',
		sans-serif;
	font-size: 10pt;
}

img {
	width: 100%;
}

.center {
	text-align: center;
}

#main {
	margin: 0 auto;
	width: 780px;
}

.block {
	overflow: hidden;
	margin-bottom: 10px;
}

.block .title {
	font-size: 1.6rem;
	font-weight: bold;
	text-align: center;
}

.block .subtitle {
	text-align: center;
}

.block .lead {
	font-size: 1.1rem;
	line-height: 120%;
	/* font-weight: bold; */
}

.block .detailsTitle {
	text-align: center;
}

.detailsStr {
	font-size: 1rem;
}

.detailsStr td {
	vertical-align: top;
}


.block .str {
	font-size: 1rem;
}

.textCenter {
	text-align: center;
}

#header {
	position: relative;
	margin-top: 10px;
}

#logo {
	float: left;
	width: 20%;
	padding-top: 35px;
	padding-left: 0px;
}

#header .str {
	width: 100%;
	line-height: 3.5rem;
	text-align: center;
	font-size: 1.7rem;
	font-weight: bold;
	position: absolute;
	top: 0;
	left: 0;
	margin-left: 10px;
	margin-right: 10px;
}

#image {
	float: right;
	width: 25%;
}

#detail {
	margin-top: 40px;
}

#detail .str {
	font-size: 1.1rem;
}

#cooperation .str {
	line-height: 2.5em;
	text-align: center;
}

#cooperation .name {
	font-weight: bold;
	font-size: 1.4rem;
}

#list p {
	font-size: 1.2rem;
	margin-top: 5px;
	margin-bottom: 5px;
}

.math-flex {
	display: flex;
	/* font-size: 1.2rem; */
}

.math-flex img {
	margin-left: 50px;
}

.mleft-2 {
	margin-left: calc(100% / 10);
}

/* .math-flex p {
    margin-top: 5px;
    margin-bottom: 5px;
} */

.text-left {
	width: 40%;
}

.text-center {
	width: 30%;
}

.text-right {
	width: 30%;
}

.contents-title p {
	font-size: 1.2rem;
	margin-bottom: 10px;
}

.square {
	border: solid 1px #454545;
}

h1 {
	font-size: 2.1rem;
	line-height: 150%;
	font-weight: bold;
}

h2 {
	font-size: 1.5rem;
	line-height: 150%;
	/* font-weight: bold; */
}

h3 {
	font-size: 1.2rem;
	margin-bottom: 0;
}

.table-bordered {
	text-align: center;
	font-size: 1rem;
}

.table-bordered td {
	border: 1px solid black;
}

.event-overview {
	table-layout: fixed;
	width: 100%;
}

.event-overview td:first-child {
	width: 100px;
}

.event-overview td:nth-child(2),
.event-overview td:nth-child(3) {
	width: 50%;
}

.event-details {
	table-layout: fixed;
	width: 100%;
}

.event-details td:first-child {
	width: 23%;
}

.event-details td:nth-child(2) {
	width: 17%;
}

.event-details td:nth-child(3) {
	width: 60%;
}

.borderedText {
	text-align: center;
}

.borderedText h2 {
	border: 1.5px solid black;
	padding: 2px;
	display: inline-block;
	margin: 0 auto;
}

.platinumStr p {
	margin-bottom: 0;
	font-size: 1rem;
}

.answerStr p {
	margin-bottom: 0;
	font-size: 1rem;
}

.table-container {
	display: flex;
	align-items: flex-start;
}

.table-container table {
	flex: 1;
	margin-right: 32px;
}

.table-container table:last-child {
	margin-right: 0;
}

.platinum td {
	vertical-align: top;
}

.platinum td:nth-child(2) {
	text-align: right;
	padding-right: 24px;
}

ol.reset {
	position: relative;
	margin: 0;
}

ol.reset li {
	list-style: none;
	list-style-position: outside;
	margin: 0;
	/* padding-left: 1.25em; */
}

ol.reset li span {
	position: absolute;
	left: 0.8em;
	margin: 0;
}

.platinum p {
	font-size: 1rem;
	margin: 0;
}

.platinum table {
	width: 100%;
	/* 横幅100% */
	border-collapse: collapse;
	border: 1px solid black;
	margin-bottom: 1rem;
	table-layout: fixed;
	/* 列幅を固定 */
}

/* 先頭行だけをセンタリング */
.platinum table thead th {
	text-align: center;
	font-weight: normal;
}

.platinum table th,
.platinum table td {
	border: 1px solid black;
	padding: 0;
	text-align: left;
	word-wrap: break-word;
	/* 長いテキストを折り返し */
}

.platinum table th:nth-child(1),
.platinum table td:nth-child(1) {
	width: 15%;
	/* 順位列 */
}

.platinum table th:nth-child(2),
.platinum table td:nth-child(2) {
	width: 13%;
	text-align: left;
	padding: 0;
	/* 得点列 */
}

.platinum table th:nth-child(3),
.platinum table td:nth-child(3) {
	width: 42%;
	/* ファイナリスト列 */
}

.platinum table th:nth-child(4),
.platinum table td:nth-child(4) {
	width: 15%;
	/* 学年列 */
}

.platinum table th:nth-child(5),
.platinum table td:nth-child(5) {
	width: 15%;
	/* 国列 */
}