@charset "utf-8";

/* Base
------------------------------------------------------------------------------*/* {
* {
	box-sizing: border-box;
}
body {
	position: relative;
	display: flex;
	flex-direction: column;
	background: #fff;
	margin: 0;
	padding: 0;
	font: 15px "ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro","メイリオ",Meiryo,Osaka,"ＭＳ Ｐゴシック","MS PGothic",sans-serif;
	color: #333;
	line-height: 1.8;
	-webkit-text-size-adjust: 100%;
}
h1,h2,h3,h4,h5,
div,p,dl,dt,dd,
ul,ol,li,
figure,form {
	margin: 0;
	padding: 0;
	font-size: 1em;
}

/* hr --------------------*/
hr {
	width: auto;
	height: 1px;
	border-width: 1px 0 0;
	border-style: solid;
	border-color: #ccc;
	margin: 10px auto;
}

/* テキスト関係 --------------------*/
*+p		{ margin-top: 10px; }
.left		{ text-align: left; }
.center		{ text-align: center; }
.right		{ text-align: right; }
.f-left		{ float: left;	margin: 5px 10px 10px 0; }
.f-right	{ float: right;	margin: 5px 0 10px 10px; }
.f-clear	{ clear: both; }
.red		{ color: red; }
.blue		{ color: blue; }
.celeste	{ color: #0095bf; }
.green		{ color: green; }
.pink		{ color: #ff8080; }
.orange		{ color: orange; }
.purple		{ color: purple; }
.grey		{ color: grey; }
.brown		{ color: brown; }
.big		{ font-size: 1.25em; }
.small		{ font-size: 0.85em; }
.italic		{
	font-family: "游ゴシック", "Yu Gothic", sans-serif;
	font-style: italic;
}
.oblique	{
	font-family: "游ゴシック", "Yu Gothic", sans-serif;
	font-style: oblique;
}

/* image --------------------*/
img	{
	max-width: 100%;
	max-height: 100%;
	width: auto;
	height: auto;
	border: none;
	vertical-align: bottom;
	-webkit-user-select: none;
	-moz-user-select: none;
	user-select: none;
	-webkit-touch-callout: none;
	-moz-touch-callout: none;
	touch-callout: none;
}

/* table --------------------*/
table {
	border-collapse: collapse;
}
table,
table td,
table th　{
	border: 1px solid #ccc;
}

/* link --------------------*/
a {
	color: #06f;
	text-decoration: underline;
}
a:hover {
	color: #f60;
	text-decoration: underline;
}
a:focus {
	outline: none;
}

/* ulタグ --------------------*/
ul {
	list-style-type: none;
}
/* オリジナルマークを付与可 */
[data-mark] {
	display: flex;
	align-items: flex-start;
	padding: 0;
}
[data-mark]::before {
	content: attr(data-mark);
	color: var(--mark-color, #333);	/* style="--mark-color: 〇〇〇;" でマークの色を変更可能 */
	margin-right: 0.6em;
	flex-shrink: 0;
}
/* 全体的に右寄せにしたい場合 */
[data-mark][data-align="right"] {
	justify-content: flex-end;
	text-align: right;
}

/* flex / grid --------------------*/
/* flex */
[data-column] {
	display: flex;
	flex-wrap: wrap;
}
[data-column="6"]>* {
	width: calc(100% / 6);
}
[data-column="5"]>* {
	width: calc(100% / 5);
}
[data-column="4"]>* {
	width: calc(100% / 4);
}
[data-column="3"]>* {
	width: calc(100% / 3);
}
[data-column="2"]>* {
	width: calc(100% / 2);
}



/* アコーディオンメニュー --------------------*/
input[type="radio"].ac-trigger {
	display: none;
}
.ac-item {
/*	border-bottom: 1px solid #ddd;*/
}
.ac-label {
	display: block;
	cursor: pointer;
	user-select: none;
}
.ac-content-wrapper {
	display: grid;
	grid-template-rows: 0fr;
	transition: grid-template-rows 0.3s ease-out;
}
input[type="radio"]:checked + .ac-label + .ac-content-wrapper {
	grid-template-rows: 1fr;
}
.ac-content-inner {
	overflow: hidden;
}

/* section --------------------*/
section+section {
	margin-top: 50px;
}


/*基本設定
==========================================================*/
/* レイアウト
------------------------------*/
#wrapper {
	position: relative;
	overflow: hidden;
	display: flex;
	flex-direction: column;
	flex: 1 1 auto;
	max-width: 2000px;
	min-width: 1300px;
	width: 100%;
	min-height: 100vh;
	height: 100%;
	margin: 0 auto;
	padding: 0;
}
header {
	position: relative;
	width: 100%;
	margin: auto;
}
.contents {
	position: relative;
	display: flex;
	flex: 1 1 auto;
	width: 1100px;
	margin: 30px auto 45px;
	padding: 0;
}
.main {
	position: relative;
	flex: 1 1 auto;
	padding: 0 20px 30px;
}
.sidebar {
	width: 210px;
	margin-left: 30px;
}
footer {
	background: #f9f9f9;
	border-top: 2px solid #ddd;
	width: 100%;
	margin-top: auto;
	padding: 0;
	color: #fff;
}


/* ページ遷移 --------------------*/
/* ページトップ */
.pagetop {
	display: none;
	position: fixed;
	bottom: 55px;
	right: 5px;
	font-size: 11px;
	line-height: 1;
	z-index: 50;
}
.pagetop a {
	display: block;
	background: rgba(182,165,144,.8);
	color: #fff;
	width: 50px;
	height: 50px;
	padding-top: 22px;
	text-align: center;
	text-decoration: none;
	border-radius: 6px;
	position: relative;
}
.pagetop a::after {
	content: '';
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	margin: 12px auto 0;
	width: 10px;
	height: 10px;
	border: 3px solid;
	border-color: #fff #fff transparent transparent;
	transform: rotate(-45deg);
}
.pagetop a:hover {
	background: rgba(133,121,106,.8);
	text-decoration: none;
}

/* ページセレクト -----------------*/
/* 親要素：矢印の位置を決める基準になる */
.page-select {
	display: flex;
	align-items: center;
	width: 95%;
	margin: 20px auto 10px;
}
.page-select .select-wrapper {
	position: relative;
	display: flex;
	align-items: center;
}
.page-select .select-wrapper select {
	position: relative;
	z-index: 1;
	appearance: none;
	-webkit-appearance: none;
	-moz-appearance: none;
	display: block;
	background: transparent;
	border: 1px solid #aaa;
	height: 24px;
	margin: 0;
	padding: 0 26px 0 5px;
	cursor: pointer;
	line-height: 22px;
}
.page-select .select-wrapper::before {
	content: '移動：';
	display: flex;
	align-items: center;
	background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2212%22%20height%3D%2212%22%3E%3Cpath%20d%3D%22M1%201.8L5.2%206L1%2010.2V7.5L3.2%206L1%204.5Z%22%20fill%3D%22%23666%22%2F%3E%3C%2Fsvg%3E");
	background-repeat: no-repeat;
	background-position: 0px 46%; 
	background-size: 15px; 
	height: 24px;
	padding-left: 12px; 
	margin-right: 5px;
	font-size: 0.95em;
	color: #333;
}
.page-select .select-wrapper::after {
	content: '';
	position: absolute;
	z-index: 2;
	top: 50%;
	right: 2px;
	background-color: #ccc;
	background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2210%22%20height%3D%226%22%3E%3Cpath%20d%3D%22M0%200l5%206%205-6z%22%20fill%3D%22white%22%2F%3E%3C%2Fsvg%3E");
	background-repeat: no-repeat;
	background-position: center;
	background-size: 10px 6px;
	transform: translateY(-50%);
	height: 20px;
	width: 20px;
	pointer-events: none;
}



/* header
------------------------------------------------------------------------------*/
header {
	position: fixed;
	z-index: 100;
	display: flex;
	align-items: center;
	background: rgba(255,255,255,1);
	border-bottom: 1px solid #ddd;
	max-width: 2000px;
	min-width: 1400px;
	width: 100%;
	height: 80px;
}
header h1 {
	margin: 0 auto 0 35px;
	height: 100%;
}
header h1 a {
	display: flex;
	align-items: center;
	height: 100%;
}

header h1 img {
	width: auto;
	height: 43px;
}
header h1 img.logo-50th {
	display: none;
	width: auto;
	height: 74px;
	margin-left: 10px;
}

header .head-navi {
	position: relative;
	margin-right: 10px;
	height: 70px;
}
header .head-navi ul {
	display: flex;
	height: 100%;
}
header .head-navi ul li {
	position: relative;
	border-right: 1px solid #ccc;
	width: 130px;
}
header .head-navi ul li:first-of-type {
	border-left: 1px solid #ccc;
}
header .head-navi ul li a {
	display: flex;
	justify-content: center;
	align-items: center;
	width: 100%;
	height: 100%;
	text-align: center;
	font-size: 0.9em;
	color: #555;
	font-weight: bold;
	line-height: 1.5;
	text-decoration: none;
}
header .head-navi ul li a:hover {
	background: rgba(255,255,255,0.6);
	color: #06f;
	text-decoration: none;
}

/* main image
------------------------------------------------------------------------------*/
.main-image {
	position: relative;
	overflow: hidden;
	background-image: url(../images/bg001.jpg);
	background-size: cover;
	background-position: center top;
	background-repeat: no-repeat;
	width: 100%;
	height: 650px;
	z-index: 1;
}
.main-image::after {
	content: "";
	position: absolute;
	bottom: -150px;
	left: 0;
	background-image: url(../images/shap.png);
	background-size: 100% 250px;
	background-repeat: no-repeat;
	background-position: bottom center;
	width: 100%;
	height: 250px;
	z-index: 10;
	pointer-events: none;
}

.main-image__inner {
	position: relative;
	display: grid;
	grid-template-columns: 1fr 140px;
	grid-template-rows: auto auto auto;
	max-width: 1050px;
	width: 100%;
	margin: 104px auto 0;
}
.main-image__inner .ttl {
	grid-row: 1;
	grid-column: 1;
}
.main-image__inner .ihatove-mark {
	grid-row: 1;
	grid-column: 2;
	text-align: center;
}

.main-image__inner .ihatove-mark img {
	width: auto;
	height: 110px;
}

.main-image__inner .sns-ico {
	display: flex;
	justify-content: center;
	margin-top: 10px;
	grid-row: 2;
	grid-column: 2;
}
.main-image__inner .sns-ico li+li {
	margin-left: 10px;
}
.main-image__inner .sns-ico li img {
	width: 40px;
	height: auto;
}
/*
.main-image__inner .logo50th {
	grid-row: 2 /span 2;
	grid-column: 1;
	text-align: left;
}
.main-image__inner .logo50th img {
	height: 200px;
	width: auto;
}
*/
.main-image .logo50th {
	position: absolute;
	top: 30%;
	left: 20px;
}
.main-image .logo50th img {
	height: 200px;
	width: auto;
}


/* contents
------------------------------------------------------------------------------*/
/* ページタイトル */
h2 {
	border-width: 3px 0 1px 0;
	border-style: double solid solid;
	border-color: #bbb;
	width: 100%;
	margin: 0 auto 20px;
	font-size: 1.1em;
	padding: 6px 5px 4px 15px;
}
*+h2 {
	margin-top: 30px;
}

/* ページサブタイトル */
h3 {
	position: relative;
	width: calc(100% - 15px);
	margin: 0 auto 15px;
	padding: 6px 15px 2px 15px;
	border-bottom: 1px solid #bbb;
}
h3::before {
	position: absolute;
	top: 0;
	left: 0;
	bottom: 2px;
	content: "";
	display: block;
	background-color: #4196f5;
	background: linear-gradient(to bottom, #0362cb, #4196f5, #0362cb);
	width: 5px;
	height: auto;
}

/* ページサブカテゴリタイトル */
h4 {
	border-bottom: 1px dashed #999;
	width: calc(100% - 20px);
	margin: 0 auto 15px;
	padding: 3px 5px;
	font-weight: bold;
}

/* 本文 -----------------------*/
.com	{
	width: 100%;
	padding: 0 20px;
	text-align: justify;
	text-justify: distribute;
	font-size: 1em;
	margin-bottom: 20px;
}


/* ギャラリー -----------------------*/
.gallery[data-column]>* {
	padding: 5px;
}


/* ページコンテンツヘッダメニュー -----------------------*/
.page-menubar-head {
	background: #fff;
	border: 1px solid #ccc;
	box-shadow: 0 4px 3px -1px rgba(0,0,0,0.15);
	width: 98%;
	margin: 10px auto 30px;
}
.page-menubar-head ul {
	display: flex;
	align-items: center;
	min-height: 40px;
	margin: 1px;
	padding: 0;
}

.page-menubar-head li {
	position: relative;
	flex: 1;
	border-right: 1px solid #ccc;
	height: 32px;
	text-align: center;

}
.page-menubar-head li:last-child {
	border-right: none;
}

.page-menubar-head a,
.page-menubar-head span {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	height: 39px;
	margin: -4px 1px;
	text-decoration: none;
	font-size: 0.95em;
	font-weight: normal;
	color: #333;
}
.page-menubar-head span {
	color: #aaa;
}
.page-menubar-head .current a,
.page-menubar-head a:hover {
	background: linear-gradient(to bottom, #e53232, #d00707);
	color: #fff;
}
.page-menubar-head li[class*='next'] :after {
	content: '';
	position: absolute;
	top: calc(50% - 10px);
	left: 3px;
	border-top: 10px solid transparent;
	border-bottom: 10px solid transparent;
	border-right: 5px solid #ddd;
	width: 0;
	height: 0;
}
.page-menubar-head .next a:hover:after,
.page-menubar-head .next.current a:after,
.page-menubar-head .next span:after {
	border-right-color: #fff;
}

.page-menubar-head li[class*='prev'] :after {
	content: '';
	position: absolute;
	width: 0;
	height: 0;
	border-top: 10px solid transparent;
	border-bottom: 10px solid transparent;
	border-left: 5px solid #ddd;
	top: calc(50% - 10px);
	right: 3px;
}
.page-menubar-head .prev a:hover:after,
.page-menubar-head .prev.current a:after,
.page-menubar-head .prev span:after {
	border-left-color: #fff;
}

.page-menubar-head span::before,
.page-menubar-head .current a::before,
.page-menubar-head a:hover::before {
	content: '';
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
	border-left: 4px solid transparent;
	border-right: 4px solid transparent;
	border-bottom: 4px solid #fff;
}


/* ページ移動 -----------------------*/
.pagenation {
	width: 99%;
	margin: 20px auto 30px;
	font-size: 0.85em;
}
.pagenation .pager {
	width: 100%;
	margin: auto;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
}
.pagenation .pager li {
	position: relative;
	max-width: 40px;
	width: calc(100% / 10);
	margin-bottom: 5px;
	border-width: 1px 1px 1px 0;
	border-style: solid;
	border-color: #ddd;
}
.pagenation .pager li:first-child {
	border-left-width: 1px;
}
.pagenation .pager li a,
.pagenation .pager li.current a {
	display: block;
	width: 100%;
	padding: 4px 0;
	text-align: center;
	color: #333;
	text-decoration: none;
}
.pagenation .pager li a:hover	{
	background: #ccc;
}
.pagenation .pager li.current a	{
	background: #4caf50;
	color: #fff;
}

.pagenation .pagenum {
	width: 100%;
	margin: 5px auto 0;
	text-align: center;
}


/* ページセレクト -----------------*/
.page-select {
	display: flex;
	align-items: center;
	width: 95%;
	margin: 20px auto 10px;
}
.page-select .select-wrapper {
	position: relative;
	display: flex;
	align-items: center;
}
.page-select .select-wrapper select {
	position: relative;
	z-index: 1;
	appearance: none;
	-webkit-appearance: none;
	-moz-appearance: none;
	display: block;
	background: transparent;
	border: 1px solid #aaa;
	height: 24px;
	margin: 0;
	padding: 0 26px 0 5px;
	cursor: pointer;
	line-height: 22px;
}
.page-select .select-wrapper::before {
	content: '移動：';
	display: flex;
	align-items: center;
	background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2212%22%20height%3D%2212%22%3E%3Cpath%20d%3D%22M1%201.8L5.2%206L1%2010.2V7.5L3.2%206L1%204.5Z%22%20fill%3D%22%23666%22%2F%3E%3C%2Fsvg%3E");
	background-repeat: no-repeat;
	background-position: 0px 46%; 
	background-size: 15px; 
	height: 24px;
	padding-left: 12px; 
	margin-right: 5px;
	font-size: 0.95em;
	color: #333;
}
.page-select .select-wrapper::after {
	content: '';
	position: absolute;
	z-index: 2;
	top: 50%;
	right: 2px;
	background-color: #ccc;
	background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2210%22%20height%3D%226%22%3E%3Cpath%20d%3D%22M0%200l5%206%205-6z%22%20fill%3D%22white%22%2F%3E%3C%2Fsvg%3E");
	background-repeat: no-repeat;
	background-position: center;
	background-size: 10px 6px;
	transform: translateY(-50%);
	height: 20px;
	width: 20px;
	pointer-events: none;
}

/* 前のページに戻る -----------------------*/
.pageback {
	width: 95%;
	margin: 20px auto;
	text-align: center;
}
.pageback {
	width: 95%;
	margin: 20px auto;
	text-align: center;
}
.pageback button.btn-back,
.pageback a.back {
	background: #eee;
	border: 1px solid #aaa;
	padding: 4px 10px 5px;
	text-decoration: none;
	white-space: nowrap;
	font-size: 0.95em;
	color: #333;
}

/* sidebar
------------------------------------------------------------------------------*/
.sidebar-menu-bnr {
	text-align: center;

}
.sidebar-menu-bnr>li {
	margin-bottom: 10px;
}
.sidebar-menu-bnr>li[data-link="history"] .ac-content-inner {
	width: 180px;
	margin: 0 auto;
	font-size: 0.9em;
	text-align: left;
}
.sidebar-menu-bnr>li[data-link="history"] .ac-content-inner li {
	position: relative;
	border-left: 3px solid #aaa;
	margin-top: 0;
	padding: 5px 0 5px 16px;
}
.sidebar-menu-bnr>li[data-link="history"] .ac-content-inner li:last-of-type {
	border-left: 0;
	padding-left: 19px;
}
.sidebar-menu-bnr>li[data-link="history"] .ac-content-inner li:last-of-type::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	width: 3px;
	height: 50%;
	background-color: #aaa;
}
.sidebar-menu-bnr>li[data-link="history"] .ac-content-inner li::after {
	content: "";
	position: absolute;
	left: 0;
	top: 50%;
	width: 10px;
	height: 3px;
	background-color: #aaa;
}
.sidebar-menu-bnr>li[data-link="history"] .ac-content-inner li:last-of-type::after {
	width: 13px;
}

/* 非表示 */
.sidebar-menu-bnr>li[data-link="about"],
.sidebar-menu-bnr>li[data-link="class"],
.sidebar-menu-bnr>li[data-link="kids"],
.sidebar-menu-bnr>li[data-link="video"],
.sidebar-menu-bnr>li[data-link="kids"],
.sidebar-menu-bnr>li[data-link="news"],
.sidebar-menu-bnr>li[data-link="oliver"],
.sidebar-menu-bnr>li[data-link="iris"] {
	display: none;
}

/* footer
------------------------------------------------------------------------------*/
/* footnavi(pc/tablet) ----------*/
footer .foot-navi {
	display: flex;
	flex-wrap: wrap;
	width: 1120px;
	margin: 8px auto 4px;
	font-size: 0.85em;
}
footer .foot-navi .foot-navi__group {
	width: calc(100% / 6);
	margin-bottom: 8px;
	padding: 8px 6px;
	border-right: 1px solid #ddd;
}
footer .foot-navi .foot-navi__group:first-of-type {
	border-left: 1px solid #ddd;
}
footer .foot-navi .foot-navi__link li+li {
	margin-top: 8px;
}
footer .foot-navi .foot-navi__link a {
	color: #555;
	text-decoration: none;
}
footer .foot-navi .foot-navi__link a:hover {
	text-decoration: underline;
}

/* footnavi(smartphone) ----------*/
footer .foot-navi-sp {
	display: none;
	flex-wrap: wrap;
	width: 100%;
	font-size: 0.85em;
}
footer .foot-navi-sp li {
	width: calc(100% / 3);
	height: 60px;
	border-right: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
}
footer .foot-navi-sp li:nth-of-type(3n) {
	border-right: none;
}
footer .foot-navi-sp li a {
	display: flex;
	justify-content: center;
	align-items: center;
	width: 100%;
	height: 100%;
	text-align: center;
	color: #555;
	text-decoration: none;
}
footer .foot-navi-sp li a:hover {
	background: rgba(255,255,255,0.6);
	color: #06f;
	text-decoration: none;
}

/* copyright ----------*/
footer small {
	display: block;
	background: #222;
	width: 100%;
	margin: 0;
	padding: 16px 0;
	text-align: center;
	font-size: 0.85em;
	color: #fff;
	line-height: 1;
}
footer small::before {
	content: "Copyright";
}
footer small::after {
	content: "All Rights Reserved.";
	margin-left: 5px;
}


/*---------- drawer menu(あとで調整) ---------------*/
.drawer-hamburger {
	display: none;
	margin-top: 0;
	margin-right: 0;
	padding: 10px;
	height: 40px;
	width: 34px;
}
.drawer-hamburger::after {
	content: 'MENU';
	font-size: 0.8em;
	display: block;
}
.drawer-hamburger .drawer-hamburger-icon	{ margin: 10px auto 15px; }
.drawer-nav	{
	background: #fff;
}
.drawer--right .drawer-nav {
	right: -18.25rem;
	box-shadow: -2px 0 4px rgba(0,0,0,.6);
}
.drawer--right .drawer-nav .drawer-menu {
	background: #fff;
}
.drawer--right .drawer-nav .drawer-menu li {
	font-size: 1em;
	line-height: 1.5;
	border-bottom: 1px dashed #666;		/* 下の線の幅、線種、色 */
}
.drawer--right .drawer-nav .drawer-menu li.drawer-brand {
	padding: 5px 10px;
	color: #fff;
	background-color: #D8EEFA;
	background: -webkit-gradient(linear, left top, left bottom, from(#1d8bd6), to(#24abda));	/*グラデーション*/
	background: -webkit-linear-gradient(#1d8bd6, #24abda);
	background: linear-gradient(#1d8bd6, #24abda);
	border-width: 1px;
	border-style: solid;		/* 線の種類 */
	border-color: #94cfef #1d8bd6 #1d8bd6 #94cfef;		/* 線の色（上から時計回り） */
	margin-bottom: 0;
}
.drawer--right .drawer-nav .drawer-menu li a {
	font-size: 0.9em;
	color: #333;
	text-decoration: none;
}
.drawer--right.drawer-open .drawer-nav,
.drawer--right .drawer-hamburger,
.drawer--right.drawer-open .drawer-navbar .drawer-hamburger {
	right: 0;
	overflow: auto;
	-webkit-overflow-scrolling: touch;
}



/* タブレット
---------------------------------------------------------------------------*/
@media screen and (max-width: 800px) {
	body {
		font-size: 15px;
	}

	/* ページ遷移 --------------------*/
	/* ページトップ */
	.pagetop {
		bottom: 40px;
	}

	/* レイアウト
	-----------------------------------------------*/
	#wrapper {
		min-width: 100%;
	}
	.contents {
		position: relative;
		display: block;
		width: 100%;
		margin: 0 auto 15px;
		padding: 0;
	}
	.main {
		width: 100%;
	}
	.sidebar {
		width: 100%;
		margin: auto;
		padding: 10px;
	}

	/* header
	------------------------------------------------------------------------------*/
	header {
		min-width: 100%;
		height: 60px;
	}
	header h1 {
		margin-left: 25px;
	}
	header h1 img {
		height: 32px;
	}
	header h1 img.logo-50th {
		height: 54px;
	}

	header .head-navi {
		display: none;
	}

	/* main image
	------------------------------------------------------------------------------*/
	.main-image {
		height: 530px;
	}
	.main-image__inner {
		position: relative;
		display: grid;
		grid-template-columns: 1fr 110px;
		grid-template-rows: auto auto auto;
		max-width: 1100px;
		width: 98%;
		margin: 70px auto 0;
	}

	.main-image__inner .ttl {
		grid-column: 1 / span 2;
		grid-row: 1;
	}
	.main-image__inner .ihatove-mark {
		grid-column: 2;
		grid-row: 2;
		margin-top: 10px;
	}

	.main-image__inner .ihatove-mark img {
		width: auto;
		height: auto;
	}

	.main-image__inner .sns-ico {
		grid-column: 2;
		grid-row: 3;
		margin-top: 5px;
	}
	.main-image__inner .sns-ico li img {
		width: 30px;
		height: auto;
	}
/*
	.main-image__inner .logo50th {
		grid-column: 1;
		grid-row: 2 / span 3;
	}

	.main-image__inner .logo50th img {
		height: 150px;
		width: auto;
	}
*/
	.main-image .logo50th {
		position: absolute;
		top: 25%;
		left: 6px;
	}
	.main-image .logo50th img {
		height: 150px;
		width: auto;
	}

	/* contents
	------------------------------------------------------------------------------*/
	/* ページコンテンツヘッダメニュー -----------------------*/
	.page-menubar-head {
		width: 99%;
		font-size: 0.9em;
	}

	/* sidebar
	------------------------------------------------------------------------------*/
	.sidebar-menu-bnr {
		display: flex;
		flex-wrap: wrap;

	}
	.sidebar-menu-bnr>li {
		width: calc(100% / 3);
		padding: 3px;
	}
	.sidebar-menu-bnr>li img {
		max-width: 100%;
		width: auto;
		height: auto;
	}
	.sidebar-menu-bnr>li[data-link="about"],
	.sidebar-menu-bnr>li[data-link="class"],
	.sidebar-menu-bnr>li[data-link="kids"],
	.sidebar-menu-bnr>li[data-link="video"],
	.sidebar-menu-bnr>li[data-link="kids"],
	.sidebar-menu-bnr>li[data-link="news"],
	.sidebar-menu-bnr>li[data-link="oliver"],
	.sidebar-menu-bnr>li[data-link="iris"] {
		display: block;
	}
	.sidebar-menu-bnr>li[data-link="fb"],
	.sidebar-menu-bnr>li[data-link="history"],
	.sidebar-menu-bnr>li[data-link="bbs"],
	.sidebar-menu-bnr>li[data-link="team_bbs"] {
		display: none;
	}

	/* footer
	------------------------------------------------------------------------------*/
	/* footnavi(pc/tablet) ----------*/
	footer .foot-navi {
		width: 99%;
		font-size: 0.8em;
	}
	footer .foot-navi .foot-navi__group {
		width: calc(100% / 3);
	}
	footer .foot-navi .foot-navi__group:nth-of-type(4n) {
		border-left: 1px solid #ddd;
	}
	footer .foot-navi .foot-navi__link li+li {
		margin-top: 14px;
	}

	/*---------- drawer menu(あとで調整) ----------*/
	.drawer-hamburger	{ display: block; }


}

/* スマートフォン
---------------------------------------------------------------------------*/
@media screen and (max-width: 500px) {
	body {
		font-size: 15px;
	}


	/* ページ遷移 --------------------*/
	/* ページトップ */
	.pagetop {
		bottom: 35px;
		z-index: 100;
	}

	/* レイアウト
	-----------------------------------------------*/
	.main {
		padding: 0 10px 30px;
	}

	/* header
	------------------------------------------------------------------------------*/
	header {
		min-width: 100%;
		height: 46px;
	}
	header h1 {
		margin-left: 16px;
	}
	header h1 img {
		height: 24px;
	}
	header h1 img.logo-50th {
		height: 40px;
	}

	/* main image
	------------------------------------------------------------------------------*/
	.main-image {
		height: 420px;
	}

	.main-image::after {
		content: "";
		position: absolute;
		bottom: -80px;
		left: 0;
		background-image: url(../images/shap.png);
		background-size: 100% 150px;
		background-repeat: no-repeat;
		background-position: bottom center;
		width: 100%;
		height: 150px;
		z-index: 10;
		pointer-events: none;
	}
	.main-image__inner {
		grid-template-columns: 1fr 90px;
		margin: 60px auto 0;
	}

	.main-image__inner .ttl {
		grid-column: 1 / span 2;
		grid-row: 1;
	}
	.main-image__inner .ihatove-mark,
	.main-image__inner .sns-ico {
		margin-right: 10px;
	}

	.main-image__inner .ihatove-mark img {
		width: auto;
		height: auto;
	}

	.main-image__inner .sns-ico li img {
		width: 26px;
		height: auto;
	}
/*
	.main-image__inner .logo50th img {
		height: 110px;
		width: auto;
	}
*/
	.main-image .logo50th {
		position: absolute;
		top: 25%;
		left: 6px;
	}
	.main-image .logo50th img {
		height: 110px;
		width: auto;
	}

	/* sidebar
	------------------------------------------------------------------------------*/
	.sidebar-menu-bnr {
		display: none;

	}

	/* footer
	------------------------------------------------------------------------------*/
	/* footnavi(pc/tablet) ----------*/
	footer .foot-navi {
		display: none;
	}
	/* footnavi(smartphone) ----------*/
	footer .foot-navi-sp {
		display: flex;
	}


	/*--------------- drawer menu(あとで調整) ---------------*/
	.drawer-hamburger {
		padding-top: 3px;
		height: 38px;
		width: 30px;
		padding-bottom: 0;
		overflow: none;
	}
	.drawer-hamburger:after {
		margin-top: -5px;
	}
	.drawer-hamburger-icon {
		margin-top: 10px;
	}

	.drawer-hamburger-icon:before,
	.drawer-hamburger-icon:after {
		position: absolute;
		top: -7px;
		left: 0;
		content: ' ';
	}

	.drawer-hamburger-icon:after {
	  top: 7px;
	}

}