@charset "UTF-8";
@import url("https://fonts.googleapis.com/css?family=Noto+Sans+JP&display=swap");
@import url("./each-page.css");
@import url("./nav_menu.css");
/*------ 学会用フォーマット（固定幅1000px） ------

rev.191030
cssの汎用設定をcommon.cssに、各ページの設定をeach-page.cssに分割
JSをcommon.jsに格納
ページ読み込み時のトランジションを停止
見出し用コメント追加
その他調整

rev.200403
フォントをアーリーアクセスから変更

------------------------------*/
/*-----
ページ読み込み時のトランジションを停止
-----*/
.preload * {
    -webkit-transition: none !important;
    -moz-transition: none !important;
    -ms-transition: none !important;
    -o-transition: none !important;
    transition: none !important;
}
/*----スタイルをデフォルトに戻す----*/
.ini, .all_ini * {
    all: initial !important;
}
a, a:visited {
    color: rgb(6, 6, 186);
}
/*-----------------------------------
	全体共通設定
-----------------------------------*/
*, *::before, *::after {
    box-sizing: border-box;
}
html {
    font-size: 100%;
}
body {
    margin: 0;
    background: rgb(242, 242, 242);
    font-family:
        "Noto Sans JP", "ヒラギノ角ゴ ProN W3", Hiragino Kaku Gothic ProN, Arial, Meiryo, sans-serif;
    font-size: 1rem;
    font-weight: 400;
    color: rgb(60, 60, 60);
    line-height: 1.65;
    text-align: justify;
    -webkit-text-size-adjust: 100%;
}
.wrapper {
    min-width: 1000px;
}
ins {
    text-decoration-line: none;
}
del {
    text-decoration-color: rgb(255, 50, 50);
}
address {
    margin: 1em;
    font-style: normal;
}
/*----- header -----*/
header h1, header .site_title {
    margin: 0 auto;
    width: 100%;
    background-color: rgba(0, 0, 0, 1.00);
}
header h1 a, header .site_title a {
    display: block;
    transition: opacity .2s ease-out;
}
h1 a:hover {
    opacity: .5;
}
header h1 a img, header .site_title img {
    vertical-align: bottom;
}
header {
    margin: 0 auto;
    width: 100%;
    z-index: 1000;
    text-align: center;
}
header.all {
    min-width: 1000px;
}
header.all img {
    width: 100%;
    max-width: 1000px;
}
/*----- middle_area -----*/
.middle_area {
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    width: 1000px;
}
/*----- footer -----*/
footer {
    position: relative;
    margin: 0 auto;
    width: 100%;
    background: rgb(255, 255, 255);
    box-shadow: 0 0 5px rgba(0, 0, 0, .3);
    line-height: 1.6;
    text-align: center;
}
footer a {
    color: rgb(230, 80, 60);
    transition: opacity .2s ease-out;
    word-break: break-all;
}
footer a:hover {
    opacity: .5;
}
footer .inner {
    padding: 20px 0;
    width: 1000px;
    margin: 0 auto;
    display: flex;
}
footer address {
    display: flex;
    box-sizing: border-box;
    padding: 15px 38px 10px 14px;
    font-style: normal;
    text-align: left;
    vertical-align: top;
}
footer address .role {
    margin: 0;
    padding-right: 20px;
    font-size: 1rem;
    font-weight: 700;
    width: 7.2em;
    text-align: right
}
footer address .info .name {
    margin: 0 0 .25em;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.4;
    display: block;
}
footer address .info + .name {
    margin-top: .8em;
}
footer address .info {
    margin: 0;
    font-size: .9rem;
}
footer address .logo {
    float: left;
    margin-top: 1.0rem;
    width: 56px;
}
footer address .logo + .name, footer address .logo ~ .info {
    margin-left: 62px;
}
footer .copyright {
    box-sizing: border-box;
    margin: 0;
    padding: 1.2em .5em;
    width: 100%;
    background: rgb(2, 166, 45);
    font-size: .875rem;
    color: rgb(255, 255, 255);
    display: block;
}
.backtotop {
    position: fixed;
    right: 25px;
    bottom: 60px;
    display: inline-block;
    margin: 0;
    background: linear-gradient(to right bottom, rgba(58, 76, 101, 0), rgba(58, 76, 101, .65));
    z-index: 1000;
    vertical-align: bottom;
}
.backtotop a {
    box-sizing: border-box;
    display: inline-block;
    margin: 0;
    padding: .5em .6em;
    background: rgb(43, 39, 97);
    box-shadow: 0 1px 5px rgba(0, 0, 0, .3);
    color: rgb(255, 255, 255);
    font-weight: 500;
    text-decoration: none;
    transition: .2s ease-out;
    transition-property: background, box-shadow, color;
}
.backtotop a:hover {
    background: rgb(255, 255, 255);
    color: rgb(43, 39, 97);
    box-shadow: 0 1px 5px rgba(0, 0, 0, .3) inset;
}
/*-----------------------------------
	トップページ以外の共通設定
-----------------------------------*/
.main_area {
    margin: 0;
    width: 770px;
    box-shadow: 0 0 5px rgba(0, 0, 0, .3);
}
.main_area header h1, .main_area header .site_title {
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0)80%, rgba(255, 255, 255, 1));
    margin: 0;
}
.main_area > .contents_area {
    margin: 0;
    padding: 24px 30px 120px;
    min-height: 100%;
    background: rgb(255, 255, 255);
}
.main_area > .contents_area > section {
    margin-left: 1em;
}
.main_area .contents_area > section:empty::before {
    content: "準備中です";
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin: 180px auto 0;
    padding: 1.8rem 0;
    width: 70%;
    max-width: 300px;
    border-top: double 3px rgb(58, 76, 101);
    border-bottom: double 3px rgb(58, 76, 101);
    font-size: 2.4rem;
    text-align: center;
    display: block;
}
.main_area .contents_area > section.end:empty::before {
    content: "公開終了しました";
    font-size: 2rem;
}
/*--段落前後アキ--*/
.main_area p {
    margin: .65em 0;
}
/*--補足・注（先頭に※や＊付き）--*/
.main_area .note {
    display: block;
    margin: .5em 0;
    padding-left: 1em;
    font-size: .875rem;
    text-indent: -1em;
}
.main_area .note.la2 {
    padding-left: 2em;
    text-indent: -2em;
}
.main_area p.note {
    margin-left: 1em;
}
.main_area p.note.la2 {
    margin-left: 2em;
}
/*--リンク--*/
.main_area a.link {
    color: rgb(0, 110, 170);
    -webkit-transition: opacity .2s ease-out;
    transition: opacity .2s ease-out;
}
.main_area a.link:hover {
    opacity: .5;
}
/*--url--*/
.main_area .url {
    word-break: break-all;
}
/*--hr--*/
.main_area hr {
    border: none;
    border-bottom: dotted 1px rgb(180, 180, 180);
}
/*--文字色--*/
.red {
    color: rgb(240, 80, 80) !important;
}
.yellow {
    color: rgba(239,224,17,1.00) !important;
}
.main_area .orange {
    color: rgb(255, 160, 80);
}
.main_area .bg_skyblue {
    display: inline-block;
    margin: 0 .3em;
    padding: 0 .3em;
    background: rgb(110, 180, 240);
    border-radius: 3px;
    color: rgb(255, 255, 255);
    font-weight: 500;
}
/*--文字サイズ等--*/
.main_area .big {
    font-size: 1.25em;
    line-height: 1.5;
    font-weight: 700;
}
/*--マージン調整用--*/
.main_area .mt2em {
    margin-top: 2em;
}
.main_area .mt1em {
    margin-top: 1em;
}
.main_area .ml1em {
    margin-left: 1em !important;
}
/*--テキストインデント--*/
.main_area .indent1 {
    text-indent: 1em;
}
.main_area .paren {
    text-indent: -.5em;
}
.main_area .fsl_lower1 > * {
    padding-left: 1em;
    text-indent: -1em;
}
/*--テキスト改行--*/
.main_area .ib_vt {
    display: inline-block;
    vertical-align: top;
}
/*--文字中央ぞろえ--*/
.main_area .ta_c {
    text-align: center;
}
.main_area .ta_l, .main_area .ta_l * {
    text-align: left !important;
}
.main_area .ta_r, .main_area .ta_r * {
    text-align: right;
}
/*--見出し--*/
.main_area .contents_area h1 {
    position: relative;
    margin: 0 0 .5em;
    padding: 0 .5em .3em .6em;
    border-bottom: dotted 1px rgb(100, 140, 180);
    text-shadow: 0 1px 3px rgba(0, 0, 0, .3);
    font-size: 1.625rem;
    font-weight: 500;
    color: rgb(0, 96, 172);
    ;
    line-height: 1.4;
}
.main_area .contents_area h1::before {
    position: absolute;
    top: 40%;
    left: 0;
    content: "";
    display: block;
    width: .25em;
    height: .9em;
    margin-right: 4px;
    background: linear-gradient(to bottom, rgb(250, 173, 6), rgb(221, 127, 5));
    box-shadow: 0 1px 3px rgba(0, 0, 0, .3);
    transform: translateY(-45%);
}
.main_area .contents_area h2 {
    margin: 1.5em 0 .5em;
    padding-bottom: .3em;
    font-size: 1.35rem;
    line-height: 1.4;
    border-bottom: solid 1px rgb(180, 180, 180);
    text-indent: -.7em;
    padding-left: 1em
}
.main_area .contents_area h2::before {
    content: "";
    display: inline-block;
    margin-right: 8px;
    width: 8px;
    height: 8px;
    border-radius: 4px;
    background: rgb(240, 140, 110);
    vertical-align: 10%;
}
.main_area .contents_area h3 {
    margin: 1.8em 0 .5em;
    padding-bottom: .3em;
    border-bottom: dotted 1px rgb(180, 180, 220);
    font-size: 1.125rem;
    color: rgb(0, 120, 160);
    line-height: 1.4;
}
.main_area .contents_area h4 {
    margin: 1.8em 0 .5em;
    font-size: 1rem;
    color: rgb(0, 60, 120);
    line-height: 1.4;
}
.main_area .contents_area h5 {
    margin: 1.8em 0 .5em;
    font-size: 1rem;
    color: rgb(100, 100, 100);
    line-height: 1.4;
}
.main_area .contents_area h6 {
    margin: 1.8em 0 .5em;
    font-size: 1rem;
    color: rgb(100, 100, 100);
    line-height: 1.4;
}
.main_area .contents_area > section:first-child > h1:first-child, .main_area h1 + section > h2:first-child, .main_area h2 + section > h3:first-child, .main_area h3 + section > h4:first-child, .main_area h4 + section > h5:first-child, .main_area h5 + section > h6:first-child {
    margin-top: 0;
}
.main_area .sub_h {
    margin: 1em 0 0;
    padding-bottom: .3em;
    border-bottom: solid 1px rgb(150, 170, 160);
    font-weight: 700;
}
.main_area .h_like {
    display: block;
    margin: .8em 0 0 0;
}
.main_area .anchor_title {
    margin: 60px 0 20px;
    padding-top: 50px;
    border-top: dotted 1px rgb(21, 80, 183);
    font-size: 2.8rem;
    font-weight: 500;
    color: rgb(21, 80, 183);
    line-height: 1.4;
    text-align: center;
}
/*--飾り付きテキストボックス--*/
.main_area .colorbox01 {
    margin: 2em 0;
    padding: .3em 1em;
    background: rgb(255, 255, 255);
    border: solid 2px rgba(255, 100, 110, 1);
    border-radius: 4px;
}
.main_area .colorbox02 {
    margin: 2em 0;
    padding: .3em 1em;
    background: rgb(255, 255, 255);
    border: dotted 1px rgb(80, 160, 120);
    border-radius: 4px;
}
.main_area .colorbox03 {
    margin: 1.5rem 0;
    padding: .5rem 1.2rem;
    border: solid 1px rgb(180, 180, 200);
    border-radius: 3px;
}
.main_area .colorbox04 {
    padding: .5em 1em;
    border: solid 2px rgb(255, 130, 130);
    border-radius: 5px;
    color: rgb(255, 130, 130);
    text-align: center;
    font-size: 1.062rem;
    font-weight: 700;
}
/*--画像配置--*/
.main_area figure figcaption {
    text-align: center;
    margin: auto;
}
.main_area .img_box_fl {
    margin: .5rem 0;
    margin-right: 2rem;
    width: 45.834%;
    float: left;
}
.main_area .img_box_fr {
    margin: .5rem 0;
    margin-left: 2rem;
    width: 45.834%;
    float: right;
}
.main_area .img_box_fl img, .main_area .img_box_fr img {
    width: 100%;
    vertical-align: bottom;
}
.main_area .img_box {
    position: relative;
    margin: 1.5em auto;
    z-index: 10;
}
.main_area .img_box.w900 {
    max-width: 900px;
}
.main_area .img_box.w800 {
    max-width: 800px;
}
.main_area .img_box img {
    position: relative;
    width: 100%;
    vertical-align: bottom;
}
.main_area .img_box02 {
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin: .8em auto;
    text-align: center;
    max-width: 1080px;
}
.main_area .img_box02 p {
    position: relative;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    display: -webkit-flex;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-align-items: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-justify-content: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-align-content: center;
    -ms-flex-line-pack: center;
    align-content: center;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin: 0.5em 0;
    padding: 0.6em 0.8em;
    width: 49%;
}
.main_area .img_box02 p img {
    width: 100%;
}
.main_area .img_box02 p.w3 {
    width: 32%;
}
.main_area .img_box03 {
    position: relative;
    margin: 0;
    padding-left: 1.5em;
    max-width: 400px;
    width: 100%;
    background: rgb(255, 255, 255);
    float: right;
    z-index: 10;
}
.main_area .img_box03 img {
    width: 100%;
    line-height: 0;
    vertical-align: bottom;
}
/*--リスト--*/
.main_area ul.type01, .main_area ol.type01 {
    margin: 1em 0;
    padding: 0;
}
.main_area ul.type01 > li, .main_area ol.type01 > li {
    margin: .6em 0;
    margin-left: 2em;
}
.main_area ol.type02 {
    margin: 1em 0;
    padding-left: 3em;
    list-style: none;
    counter-reset: paren;
}
.main_area ol.type02 > li {
    position: relative;
    margin: .6em 0;
}
.main_area ol.type02 > li:before {
    position: absolute;
    left: -2em;
    counter-increment: paren;
    content: "("counter(paren)")";
    font-weight: 500;
}
.main_area ol.type03 {
    margin: 1em 0;
    counter-reset: circle;
    list-style: none;
}
.main_area ol.type03 > li {
    margin: .6em 0;
}
.main_area ol.type03 > li:before {
    counter-increment: circle;
    content: counter(circle);
    display: inline-block;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin: 0 .6em 0 -2em;
    padding-top: .25em;
    width: 1.4em;
    height: 1.4em;
    border: solid 1px rgb(60, 60, 60);
    border-radius: .7em;
    font-size: 1.15rem;
    line-height: .7em;
    text-align: center;
    vertical-align: 20%;
    letter-spacing: -0.05em;
    text-indent: -0.05em;
}
.main_area ol.type04 {
    margin: 1em 0;
    padding-left: 3em;
    list-style: none;
    counter-reset: roman_numerals;
}
.main_area ol.type04 > li {
    position: relative;
    margin: .6em 0;
}
.main_area ol.type04 > li:before {
    position: absolute;
    left: -2em;
    counter-increment: roman_numerals;
    content: "("counter(roman_numerals, lower-roman)")";
    font-weight: 500;
}
.main_area ol.type05 {
    margin: 1em 0;
    padding-left: 3em;
    list-style: none;
    counter-reset: r_paren;
}
.main_area ol.type05 > li {
    position: relative;
    margin: .6em 0;
}
.main_area ol.type05 > li:before {
    position: absolute;
    left: -2em;
    counter-increment: r_paren;
    content: counter(r_paren)")";
    font-weight: 500;
}
.main_area ol.type06 {
    margin: 1em 0;
}
.main_area ol.type06 > li {
    margin: .6em 0;
    list-style-type: lower-latin;
}
.main_area ol.type07 {
    padding-left: 3em;
    list-style: none;
    counter-reset: r_paren;
    border: solid 0.6px rgb(200, 200, 200);
    background-color: rgb(35, 47, 59);
}
.main_area ol.type07 > li {
    position: relative;
    border-top: solid 0.6px rgb(200, 200, 200);
    background-color: rgba(255, 255, 255, 1.00);
    padding: 0.3em 1em;
    border-left: dotted 1px rgb(200, 200, 200);
    margin-left: -0.5em;
}
.main_area ol.type07 > li:before {
    position: absolute;
    left: -3em;
    counter-increment: r_paren;
    content: counter(r_paren);
    font-weight: 500;
    width: 3.35em;
    text-align: center;
    height: 100%;
    vertical-align: middle;
    display: table-cell;
    color: rgb(241, 241, 241);
}
.main_area ol.type07 > li:after {
    content: "";
    border-top: solid 0.6px rgb(200, 200, 200);
    position: absolute;
    left: -43px;
    bottom: -1px;
    width: 4em;
    overflow: hidden;
}
.main_area ul.type05 {
    list-style-type: disc;
}
.main_area ul.type_note {
    margin: 1em 0;
    padding: 0;
    list-style: none;
}
.main_area ul.type_note > li {
    margin: 0;
    padding-left: 2em;
    line-height: 1.4em;
    text-indent: -1em;
}
.main_area ul.type_note > li:before {
    content: "※";
}
/*--テーブル--*/
.main_area table.type01, .main_area table.type02, .main_area table.type03 {
    margin: 1em 0;
    border-collapse: collapse;
    line-height: 1.5;
    text-align: left;
    table-layout: fixed;
    width: 100%
}
.main_area table.type01 th, .main_area table.type01 td, .main_area table.type02 th, .main_area table.type02 td, .main_area table.type03 th, .main_area table.type03 td {
    padding: .7em .8em;
    border-top: solid 1px rgb(200, 200, 200);
    border-bottom: solid 1px rgb(200, 200, 200);
    vertical-align: middle;
}
.main_area table.type01 th + *, .main_area table.type01 td + *, .main_area table.type02 th + *, .main_area table.type02 td + *, .main_area table.type03 th + *, .main_area table.type03 td + * {
    border-left: dotted 1px rgb(200, 200, 200);
}
.main_area table.type01 th, .main_area table.type02 th, .main_area table.type03 th {
    background: rgb(35, 47, 59);
    font-weight: 500;
    text-align: center;
    color: rgba(255, 255, 255, 1.00)
}
.main_area table.type01 thead th, .main_area table.type02 thead th, .main_area table.type03 thead th {
    background: rgb(35, 47, 59);
    color: rgba(255, 255, 255, 1.00)
}
.main_area table.type01 tbody th, .main_area table.type02 tbody th, .main_area table.type03 tbody th {
    background: rgb(210, 240, 255);
    color: rgba(0, 0, 0)
}
.main_area table.type01.ta_c td, .main_area table.type02.ta_c td, .main_area table.type03.ta_c td {
    text-align: center;
}
.main_area table.type03 th {
    width: 48px;
    height: 48px;
    vertical-align: middle;
}
.main_area table.type03 td {
    vertical-align: middle;
}
.main_area table.type03.w2 tbody {
    display: inline-block;
    vertical-align: top;
}
.main_area table.type03.w2 td {
    width: 275px;
    height: 24px;
    border-right: solid 1px rgb(200, 200, 200);
}
.main_area table.type03.w2 td[colspan="2"]:empty {
    width: auto;
    height: 48px;
}
.main_area table.type03 {
    counter-reset: count 0;
    list-style: none;
}
.main_area table.type03 span:before {
    content: counter(count) "";
    counter-increment: count 1;
    padding: 0;
    margin: 0;
}
.main_area .table_note {
    margin-top: .3em;
    font-weight: 700;
}
/*--定義リスト--*/
.main_area dl.type01 {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin: .7em 0;
    border-top: solid 1px rgb(200, 200, 200);
}
.main_area dl.type01 dt, .main_area dl.type01 dd {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding: .7em .5em;
    border-bottom: solid 1px rgb(200, 200, 200);
}
.main_area dl.type01 dt {
    margin: 0;
    width: 160px;
    font-weight: 700;
}
.main_area dl.type01 dd {
    margin: 0;
    width: calc(100% - 160px);
}
.main_area dl.type01.w60 dt {
    margin: 0;
    width: 60px;
    font-weight: 700;
}
.main_area dl.type01.w60 dd {
    margin: 0;
    width: calc(100% - 60px);
}
.main_area dl.type01.w80 dt {
    margin: 0;
    width: 80px;
    font-weight: 700;
}
.main_area dl.type01.w80 dd {
    margin: 0;
    width: calc(100% - 80px);
}
.main_area dl.type01.w110 dt {
    margin: 0;
    width: 110px;
    font-weight: 700;
}
.main_area dl.type01.w110 dd {
    margin: 0;
    width: calc(100% - 110px);
}
.main_area dl.type01.w120 dt {
    margin: 0;
    width: 120px;
    font-weight: 700;
}
.main_area dl.type01.w120 dd {
    margin: 0;
    width: calc(100% - 120px);
}
.main_area dl.name_affi {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin: .7em 0;
}
.main_area dl.name_affi dt, .main_area dl.name_affi dd {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding: .6em .5em;
    border-bottom: dotted 1px rgb(200, 200, 200);
}
.main_area dl.name_affi dt {
    margin: 0;
    width: 8rem;
    font-weight: 700;
}
.main_area dl.name_affi dd {
    margin: 0;
    width: calc(100% - 8rem);
}
.main_area dl.num_list {
    margin: 1em 0;
    padding-left: 3em;
    list-style: none;
    counter-reset: num_dl;
}
.main_area dl.num_list > dt {
    position: relative;
    margin: 0;
    padding-left: .2em;
    font-weight: 600
}
.main_area dl.num_list > dt:before {
    position: absolute;
    left: -1em;
    counter-increment: num_dl;
    content: counter(num_dl)".";
    font-weight: 500;
}
.main_area dl.num_list > dd {
    position: relative;
    margin: 0 0 1em;
    padding-left: .2em;
}
/*--Q and A--*/
.main_area dl.q_and_a {
    margin: 1.5em 0;
}
.main_area dl.q_and_a dt, .main_area dl.q_and_a dd {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding: .7em 0;
}
.main_area dl.q_and_a .head {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    display: inline-block;
    margin-left: -2.4em;
    padding-right: .2em;
    width: 2.4em;
    text-align: right;
}
.main_area dl.q_and_a dt {
    margin: 0;
    padding-bottom: 0;
    padding-left: 2.4em;
    font-weight: 700;
}
.main_area dl.q_and_a dd {
    margin: 0;
    padding-top: 0;
    padding-left: 2.4em;
    border-bottom: solid 1px rgb(200, 200, 200);
}
.main_area dl.q_and_a dt .head {
    color: rgb(40, 80, 180);
}
.main_area dl.q_and_a dd .head {
    color: rgb(180, 80, 100);
}
/*--ボタン--*/
.main_area .button_box {
    position: relative;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin: 1.5em auto;
    padding: 0;
    text-align: center;
    max-width: 1080px;
    list-style: none;
    z-index: 0;
}
.main_area .button_box li {
    width: 80%;
    margin: 0 auto;
    margin-top: 1.2em;
}
.main_area .button_box li:nth-of-type(1), .main_area .button_box li.w2:nth-of-type(2), .main_area .button_box li.w3:nth-of-type(2), .main_area .button_box li.w3:nth-of-type(3) {
    margin-top: 0;
}
.main_area .button_box li a {
    position: relative;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: .6em 1em .6em .8em;
    width: 100%;
    background: rgb(31, 31, 31);
    /*border:solid 1px rgb(107, 107, 107);*/
    box-shadow: 0 0 5px rgba(0, 0, 0, .3);
    font-weight: 500;
    color: rgb(255, 255, 255);
    text-decoration: none;
    transition: .2s ease-out;
    transition-opacity: background, color;
    z-index: 1;
}
.main_area .button_box li a.bg_blue {
    background: rgb(32, 45, 115);
}
.main_area .button_box a::after {
    position: absolute;
    top: calc(50% - .3em);
    right: 4px;
    content: "";
    display: block;
    box-sizing: border-box;
    width: .6em;
    height: .6em;
    border-style: solid;
    border-color: rgba(0, 0, 0, 0) rgba(0, 0, 0, 0) rgba(0, 0, 0, 0) rgb(107, 107, 107);
    border-width: .3em .2em .3em .4em;
    vertical-align: 10%;
    transition: .2s ease-out;
    transition-opacity: right, border;
}
.main_area .button_box a:hover {
    background: rgb(255, 255, 255) !important;
    color: rgb(107, 107, 107) !important;
}
.main_area .button_box a:hover::after {
    right: 0;
    border-left-color: rgb(107, 107, 107);
}
.main_area .button_box li.w3 {
    width: 32%;
}
.main_area .button_box li.w2 {
    width: 49%;
}
.main_area .button_box.m_large {
    margin-top: 4rem;
}
.main_area .button_box li a[href=""], .main_area .button_box li.disabled a {
    pointer-events: none;
    cursor: default;
    background: rgb(204, 204, 204);
}
.main_area .button_box.guidance li {
    width: 100%;
    margin: 0 auto;
    padding: 0;
}
.main_area .button_box.guidance li a {
    padding: .2em .4em .2em .3em;
    background: rgb(255, 255, 0);
    border: solid 1px rgb(255, 255, 0);
    box-shadow: 0 0 5px rgba(0, 0, 0, .3);
    font-size: 1em;
    font-weight: 500;
    color: rgb(255, 0, 0);
    transition: .2s ease-out;
    transition-opacity: background, color;
    z-index: 1;
}
.main_area .button_box.guidance a::after {
    position: absolute;
    top: calc(50% - .3em);
    right: 4px;
    content: "";
    display: block;
    box-sizing: border-box;
    width: .6em;
    height: .6em;
    border-style: solid;
    border-color: rgba(0, 0, 0, 0) rgba(0, 0, 0, 0) rgba(0, 0, 0, 0) rgba(255, 0, 0, 1);
    border-width: .3em .2em .3em .4em;
    vertical-align: 10%;
    transition: .2s ease-out;
    transition-opacity: right, border;
}
.main_area .button_box.guidance a:hover {
    background: rgb(255, 255, 255);
    color: rgb(255, 0, 0);
}
.main_area .button_box a:hover::after {
    right: 0;
    border-left-color: rgb(38, 38, 130);
}
.main_area .button_box a[href$="pdf"]::after{
	content:"";
	display:inline-block!important;
	background:url("../img/icon_pdf_red.svg") center center no-repeat!important;
	background-size:cover!important;
	width:1.8em!important;
	height:1.8em!important;
	margin:0 0 0 .5em!important;
	position: relative;
	top:0!important;
	border-color: rgba(0,0,0,0);
}
.main_area .button_box a[href$="pdf"]:hover::after{
}
/*--アコーディオン--*/
.main_area .oc_box {
    margin: 2em 0;
    box-shadow: 0 0 6px rgba(0, 0, 0, .2);
}
.main_area .oc_box .oc_button {
    display: none;
}
.main_area .oc_box .oc_button + label {
    position: relative;
    box-sizing: border-box;
    display: block;
    margin-top: 1em;
    padding: 0.5em .8em .5em 3em;
    background: rgb(255, 255, 255);
    border: solid 1px rgba(21, 80, 183, .5);
    border-radius: 4px 4px 0 0;
    font-size: 1.8rem;
    font-weight: 700;
    color: rgb(21, 80, 183);
    line-height: 1.5;
    transition: .2s ease-out;
    transition-property: background, color;
}
.main_area .oc_box .oc_button + label::after {
    position: absolute;
    top: calc(50% - 9px);
    left: 0;
    content: "▼";
    box-sizing: border-box;
    display: inline-block;
    margin-left: 1em;
    padding: .3em .3em;
    background: rgb(247, 117, 67);
    border-radius: 10px;
    box-shadow: 0 0 6px rgba(0, 0, 0, .2);
    font-size: 1.25rem;
    color: rgb(255, 255, 255);
    line-height: 1;
    text-align: center;
}
.main_area .oc_box .oc_button:checked + label, .main_area .oc_box .oc_button + label:hover {
    background: rgb(21, 80, 183);
    color: rgb(255, 255, 255);
}
.main_area .oc_box .oc_button:checked + label::after {
    content: "×";
}
.main_area .oc_box > .text_area {
    box-sizing: border-box;
    height: 0;
    padding: 0 20px;
    font-size: 1.5rem;
    line-height: 1.8;
    overflow: hidden;
    opacity: 0;
    transition: .3s ease-out;
    transition-property: padding-top, padding-bottom, opacity;
}
.main_area .oc_box .oc_button:checked + label + .text_area {
    height: auto;
    border-width: 0 1px 1px 1px;
    border-style: solid;
    border-color: rgba(21, 80, 183, .5);
    border-radius: 0 0 5px 5px;
    padding-top: 1.3em;
    padding-bottom: 1.5em;
    opacity: 1;
}
.main_area .oc_box > .text_area > section > h3:first-child {
    margin-top: 0;
    font-size: 3.2rem;
}
.main_area .oc_box > .text_area > p {
    margin: .5em 0;
}
.main_area section p {
    margin-left: 1em;
    margin-right: 1em;
}
/*------------------------------
	img_popup
------------------------------*/
body.lb-disable-scrolling {
    overflow: hidden;
}
.lightboxOverlay {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 9999;
    background-color: black;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=80);
    opacity: 0.8;
    display: none;
}
.lightbox {
    position: absolute;
    left: 0;
    width: 100%;
    z-index: 10000;
    text-align: center;
    line-height: 0;
    font-weight: normal;
    outline: none;
}
.lightbox .lb-image {
    display: block;
    height: auto;
    max-width: inherit;
    max-height: none;
    border-radius: 3px;
    /* Image border */
    border: 4px solid white;
}
.lightbox a img {
    border: none;
}
.lb-outerContainer {
    position: relative;
    *zoom: 1;
    width: 250px;
    height: 250px;
    margin: 0 auto;
    border-radius: 4px;
    /* Background color behind image.
     This is visible during transitions. */
    background-color: white;
}
.lb-outerContainer:after {
    content: "";
    display: table;
    clear: both;
}
.lb-loader {
    position: absolute;
    top: 43%;
    left: 0;
    height: 25%;
    width: 100%;
    text-align: center;
    line-height: 0;
}
.lb-cancel {
    display: block;
    width: 32px;
    height: 32px;
    margin: 0 auto;
    background: url(../img/loading.gif) no-repeat;
}
.lb-nav {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    z-index: 10;
}
.lb-container > .nav {
    left: 0;
}
.lb-nav a {
    outline: none;
    background-image: url('data:image/gif;base64,R0lGODlhAQABAPAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==');
}
.lb-prev, .lb-next {
    height: 100%;
    cursor: pointer;
    display: block;
}
.lb-nav a.lb-prev {
    width: 34%;
    left: 0;
    float: left;
    background: url(../img/prev.png) left 48% no-repeat;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    opacity: 0;
    -webkit-transition: opacity 0.6s;
    -moz-transition: opacity 0.6s;
    -o-transition: opacity 0.6s;
    transition: opacity 0.6s;
}
.lb-nav a.lb-prev:hover {
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    opacity: 1;
}
.lb-nav a.lb-next {
    width: 64%;
    right: 0;
    float: right;
    background: url(../img/next.png) right 48% no-repeat;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    opacity: 0;
    -webkit-transition: opacity 0.6s;
    -moz-transition: opacity 0.6s;
    -o-transition: opacity 0.6s;
    transition: opacity 0.6s;
}
.lb-nav a.lb-next:hover {
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    opacity: 1;
}
.lb-dataContainer {
    margin: 0 auto;
    padding-top: 5px;
    *zoom: 1;
    width: 100%;
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}
.lb-dataContainer:after {
    content: "";
    display: table;
    clear: both;
}
.lb-data {
    padding: 0 4px;
    color: #ccc;
}
.lb-data .lb-details {
    width: 85%;
    float: left;
    text-align: left;
    line-height: 1.1em;
}
.lb-data .lb-caption {
    font-size: 13px;
    font-weight: bold;
    line-height: 1em;
}
.lb-data .lb-caption a {
    color: #4ae;
}
.lb-data .lb-number {
    display: block;
    clear: left;
    padding-bottom: 1em;
    font-size: 12px;
    color: #999999;
}
.lb-data .lb-close {
    display: block;
    float: right;
    width: 30px;
    height: 30px;
    background: url(../img/close.png) top right no-repeat;
    text-align: right;
    outline: none;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=70);
    opacity: 0.7;
    -webkit-transition: opacity 0.2s;
    -moz-transition: opacity 0.2s;
    -o-transition: opacity 0.2s;
    transition: opacity 0.2s;
}
.lb-data .lb-close:hover {
    cursor: pointer;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    opacity: 1;
}
/*------------------------------
	page_exhibition
------------------------------*/
/*Accordion box*/
.main_area .ac_box_01 {
    margin-bottom: 2rem 0 0;
}
.main_area .ac_box_01 > .ac_button {
    box-sizing: border-box;
    position: relative;
    display: block;
    margin: 2rem 0 0;
    padding: .8em .5em .8em 2.5em;
    background: rgb(255, 255, 255);
    border: solid 1px rgb(160, 80, 0);
    font-size: 1em;
    font-weight: 700;
    color: rgb(160, 80, 0);
    line-height: 1.4;
    cursor: pointer;
    transition: .1s ease-out;
    transition-property: background, color;
}
.main_area .ac_box_01 > .ac_button::before {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    left: 15px;
    width: 20px;
    border-top: solid 2px rgb(160, 80, 0);
}
.main_area .ac_box_01 > .ac_button:hover::before {
    border-top: solid 2px rgb(255, 255, 255);
}
.main_area .ac_box_01 > .ac_button::after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    left: 15px;
    width: 20px;
    border-top: solid 2px rgb(160, 80, 0);
    transform: rotate(90deg);
    transition: transform .2s ease-out;
}
.main_area .ac_box_01 > .ac_button:hover {
    background: rgb(160, 80, 0);
    color: rgb(255, 255, 255);
}
.main_area .ac_box_01 > .ac_button:not(.clicked):hover::after {
    border-top: solid 2px rgb(255, 255, 255);
    transform: rotate(-90deg);
}
.main_area .ac_box_01 > .ac_button.clicked {
    background: rgb(204, 204, 204);
    color: rgb(30, 30, 30);
    border: solid 1px rgb(204, 204, 204);
}
.main_area .ac_box_01 > .ac_button.clicked::after {
    transform: rotate(0deg);
    border-color: rgb(255, 255, 255);
}
.main_area .ac_box_01 > a.ac_button:not(.clicked):hover::after {
    transform: rotate(-90deg);
}
.main_area .ac_box_01 > a.ac_button:not(.clicked):hover {
    background: rgb(110, 130, 170);
    color: rgb(255, 255, 255);
}
.main_area .ac_box_01 > a.ac_button.clicked {
    background: rgb(255, 255, 255);
    color: rgb(38, 38, 130);
}
.main_area .ac_box_01 > a.ac_button.clicked::after {
    transform: rotate(90deg);
    border-color: rgb(38, 38, 130);
}
.main_area .ac_box_01 > .ac_content {
    box-sizing: border-box;
    padding: .5em 5px .8em 10px;
    width: 100%;
    display: none;
}
/*--準備中--*/
.main_area .underconstruction {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin: 180px auto 0;
    padding: .8em 0;
    width: 70%;
    max-width: 300px;
    border-top: double 3px rgb(160, 180, 200);
    border-bottom: double 3px rgb(160, 180, 200);
    font-size: 2.4rem;
    text-align: center;
}
/*--２行目の文字を途中から始める--*/
.dibvat {
    display: inline-block;
    vertical-align: top;
}
/*空リンクURL表示*/
a[href]:empty::before {
    content: attr(href);
}
.video_area {
    padding-top: 48px;
    margin: 5px;
    background-image: url(../img/mov_caption.png);
    background-repeat: no-repeat;
    background-position: top;
}
/* 動画とテキストをまとめるラッパー */
.player-wrapper {
    width: 100%;
    max-width: 800px; /* 動画の最大幅と合わせる */
    margin: 8px auto 20px; /* ページ内での上下マージンと、左右の中央揃え */
}
/* 動画コンテナのスタイル */
.video-container {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9のアスペクト比を維持 */
    background-color: #000;
}
/* video要素のスタイル */
.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
/* 説明テキストのスタイル */
.video-caption {
    margin: 8px 0 0 0; /* 動画のすぐ下に配置し、少しだけ上にマージンを設ける */
    text-align: center;
    line-height: 1.2;
    font-size: 12.5px;
    color: #333;
}
.d-list_clon {
    display: flex;
    flex-wrap: wrap;
}
.d-list_clon dt {
    width: 4em;
    text-align-last: justify;
    margin: 0.3em 0;
    font-weight: 600;
}
.d-list_clon dd {
    text-indent: 0;
    width: calc(100% - 8em);
    margin: 0.3em 2em;
}
.d-list_clon.w6 dt {
    width: 6em;
}
.d-list_clon.w6 dd {
    width: calc(100% - 10em);
}
.d-list_clon dd:before {
    content: "：";
    margin-left: -1em;
}
.font_s {
    font-size: .86em;
}