@charset "utf-8";

/*-------------------------------------------------------------
///////////////////////////////////////////////////////////////
base layout
///////////////////////////////////////////////////////////////
--------------------------------------------------------------*/

.wrapper {
    width: 100%;
}

.main {
    width: 100%;
}

.main > div {
    width: min(92%, 960px);
    margin: 0 auto;
}
@media (min-width: 768px) {
    .main > div {
        display: flex;
        flex-direction: row-reverse;
    }
}

.contents {
    width: 100%;
}
@media (min-width: 768px) {
    .contents {
        width: 730px;
    }
}

.side {
    width: 100%;
}
@media (min-width: 768px) {
    .side {
        width: 230px;
    }
}

.footer {
    width: 100%;
}

.footer > div {
    width: min(92%, 270px);
    margin:10px auto;
}
@media (min-width: 768px) {
	.footer > div {
    width: min(92%, 270px);
    margin:0 210px;
	}
}


/*-------------------------------------------------------------
///////////////////////////////////////////////////////////////
base module & style
///////////////////////////////////////////////////////////////
--------------------------------------------------------------*/

:root {
	--key-color: #004698;
	--sub-color: #029fd7;
	box-sizing: border-box;
    --space-s: 0.5em;
    --space-m: 1em;
    --space-l: 2em;
}

/* SP、PC表示切り替え */
.sp_on {
    display: block; /* SPのみ表示 */
}
@media (min-width: 768px) {
	.sp_on {
        display: none;
    }
}

.pc_on {
    display: none;
}
@media (min-width: 768px) {
	.pc_on {
        display: block; /* PCのみ表示 */
    }
}

a {
    color: #0000FF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* @group ヘッダーエリア
------------------------------------------------------*/

/* @group メインエリア
------------------------------------------------------*/

.main {
    background-color: #ffffff;
    background-image: linear-gradient(to bottom, #004698 0%, #029fd7 53%, #ffffff 100%);
    background-position: left top;
    background-repeat: no-repeat;
    background-size: 100% 210px;
}
@media (min-width: 768px) {
    .main {
        background-size: 100% 490px;
    }
}

.contents {
    background-image: url(../images/bg-image.png);
    background-position: left top;
    background-repeat: no-repeat;
    background-size: 92% auto;
}
@media (min-width: 768px) {
    .contents {
        background-position: center top;
        background-size: 100% auto;
    }
}

.contents.home {
    background-image: url(../images/bg-image_home.png);
    background-size: 92% auto;
}
@media (min-width: 768px) {
    .contents.home {
        background-position: center top;
        background-size: 100% auto;
    }
}

.home .society-title {
    padding-top: 50px;
}
@media (min-width: 768px) {
    .home .society-title {
        /*padding-top: 74px;*/
        margin-left: 31px;
    }
}

.home .society-title img {
    width: 72%;
    height: auto;
}
@media (min-width: 768px) {
    .home .society-title img {
        width: 492px;
        height: auto;
    }
}

.society-theme {
    margin-top: 5px;
}
@media (min-width: 768px) {
    .society-theme {
        margin-top: 10px;
        margin-left: 31px;
    }
}

.society-theme img {
    width: 65%;
    height: auto;
}
@media (min-width: 768px) {
    .society-theme img {
        width: 386px;
        height: auto;
    }
}

.society-outline {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}
@media (min-width: 768px) {
    .society-outline {
        margin-top: 10px;
    }
}

.society-outline img {
    width: 100%;
    height: auto;
}
@media (min-width: 768px) {
    .society-outline img {
        width: 521px;
        height: auto;
    }
}

/* @group サイドエリア
------------------------------------------------------*/

.side {
    
}
@media (min-width: 768px) {
    .side {
        background-color: var(--sub-color);
        padding-top: 5px;
    }
}


/* @group フッターエリア
------------------------------------------------------*/
footer{
	
}
.footer {
    height: 166px;
    background-color: var(--key-color);
    /*background-image: linear-gradient(#fff, #fff);*/
    background-position: left bottom;
    background-repeat: no-repeat;
    background-size: 100% 45px;
    display:block;
   /* flex-direction: column;*/
    justify-content:center;
}
@media (min-width: 768px) {
    .footer {
			height:120px;
			background-size: 100% 35px;
    	display: flex;
    }
}

.secretariat {
    margin-left: -4%;
}
@media (min-width: 768px) {
    .secretariat {
        margin-left: 0;
    }
}

.secretariat h3 {
    position: relative;
    width: 210px;
    height: 30px;
    background-color: #fff;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
}

.secretariat h3::after {
    position: absolute;
    right: -20px;
    content: '';
    width: 20px;
    height: 30px;
    background-color: #fff;
    clip-path: polygon(0 0, 0% 100%, 100% 0);
}

.secretariat h3 span {
    margin-left: 10px;
	color: var(--key-color);
    font-size: 16px;
    font-weight: bold;
}

.secretariat dl {
    margin-left: 10px;
    color: #fff;
}

.secretariat dt {
    margin-bottom: 3px;
    font-size: 14px;
}

.secretariat dd {
    font-size: 12px;
    line-height: 1.4;
}

.secretariat dd a {
    color: #00ffff;
}
.footer-copyright{
	width: min(92%, 960px);
  margin: 0 auto;
}
.footer-copyright small {
    width: 100%;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: var(--key-color);
}
@media (min-width: 768px) {
    .footer-copyright small {
        height: 35px;
        justify-content:center;
    }
}

.footer-copyright small span {
        line-height: 1.2;
}


/* @group トップページ
------------------------------------------------------*/

/* Keynote Speakers 紹介 */

@media screen and (max-width:767px) {
    .top-keynote {
        padding-top: 20px;
        padding-bottom: 20px;
        margin-left: calc(50% - 50vw);
        margin-right: calc(50% - 50vw);
        padding-left: calc(50vw - 50%);
        padding-right: calc(50vw - 50%);
    }
}

.top-keynote {
    width: 100%;
    background-color: #fff;
}
@media (min-width: 768px) {
    .top-keynote {
        width: 557px;
        margin-left: auto;
        margin-right: auto;
        margin-top: 30px;
        margin-bottom: 30px;
    }
}

.top-keynote h2 {
    position: relative;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}
.top-keynote h2::after {
    position: absolute;
    content: "";
    width: 100px;
    height: 40px;
    background-image: linear-gradient(var(--sub-color), var(--sub-color)), linear-gradient(var(--key-color), var(--key-color));
    background-position: left bottom, right bottom;
    background-repeat: no-repeat;
    background-size: 50px 4px, 50px 4px;
}

.top-keynote h2 span {
	color: var(--key-color);
    font-size: 15px;
    font-weight: bold;
}

.keynote-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    
}
@media (min-width: 768px) {
    .keynote-list {
        grid-template-columns: repeat(4, 1fr);
    }
}

.keynote-list figure img {
    width: 100%;
    height: auto;
    margin-bottom: 5px;
}

.keynote-list figure figcaption {
    font-size: 12px;
    font-weight: bold;
	text-align: center;
}

/* What’s New */

@media screen and (max-width:767px) {
    .news {
        padding-top: 20px;
        padding-bottom: 20px;
        margin-left: calc(50% - 50vw);
        margin-right: calc(50% - 50vw);
        padding-left: calc(50vw - 50%);
        padding-right: calc(50vw - 50%);
    }
}
.news {
    width: 100%;
    background-color: #fff;
}
@media (min-width: 768px) {
    .news {
        width: 557px;
        margin-left: auto;
        margin-right: auto;
        margin-top: 20px;
        margin-bottom: 30px;
    }
}

.news h2 {
    position: relative;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}
.news h2::after {
    position: absolute;
    content: "";
    width: 100px;
    height: 40px;
    background-image: linear-gradient(var(--sub-color), var(--sub-color)), linear-gradient(var(--key-color), var(--key-color));
    background-position: left bottom, right bottom;
    background-repeat: no-repeat;
    background-size: 50px 4px, 50px 4px;
}

.news h2 span {
	color: var(--key-color);
    font-size: 15px;
    font-weight: bold;
}

.news-list {
    height: 200px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    line-height: 1.4;
}
@media (min-width: 768px) {
    .news-list {
        height: 160px;
    }
}

.news-list li {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
@media (min-width: 768px) {
    .news-list li {
        flex-direction: row;
        gap: 0px;
    }
}

@media screen and (max-width:767px) {
    .news-list li {
        padding-bottom: 0.75em;
        border-bottom: 1px solid #eee;
    }
}

.date {
    width:110px;
    color: var(--key-color);
    font-weight: bold;
}

.excerpt {
    flex: 1;
    color: #4d4d4d;
}

/* ロゴ */

.bnr-list_wrap {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 40px;
    margin-bottom: 40px;
}

.bnr-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: center;
    gap: 8px;
}
@media (min-width: 768px) {
    .bnr-list {
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
        justify-content: center;
        gap: 12px;
    }
}
.bnr-list_02 {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: center;
    gap: 24px;
}
.bnr-list_02 img {
	width: 100%;
}
@media (min-width: 768px) {
    .bnr-list_02 {
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
        justify-content: center;
        gap: 30px;
    }
}

/* list01 */
.bnr-list.list01 li:nth-of-type(1) img {
    width: 76px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(2) img {
    width: 80px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(3) img {
    width: 80px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(4) img {
    width: 53px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(5) img {
    width: 42px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(6) img {
    width: 92px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(7) img {
    width: 46px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(8) img {
    width: 48px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(8) img {
    width: 48px;
    height: auto;
}
.bnr-list.list01 li:nth-of-type(9) img {
    width: 76px;
    height: auto;
}

/* list02 */
.bnr-list.list02 li:nth-of-type(1) img {
    width: 86px;
    height: auto;
}
.bnr-list.list02 li:nth-of-type(2) img {
    width: 161px;
    height: auto;
}
.bnr-list.list02 li:nth-of-type(3) img {
    width: 81px;
    height: auto;
}

/* @group ページ共通
------------------------------------------------------*/

.child .society-title {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80px;
}
@media (min-width: 768px) {
    .child .society-title {
        height: 100px;
    }
}

.child .society-title img {
    width: 65%;
    height: auto;
}
@media (min-width: 768px) {
    .child .society-title img {
        width:434px;
        height: auto;
    }
}

.page-contents {
    min-height: 680px;
    background-color: #fff;
    background-image: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.1)), linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.1));
    background-position: left top, right top;
    background-repeat: no-repeat;
    background-size: 1px 100%, 1px 100%;
}
@media (min-width: 768px) {
    .page-contents {
        min-height: 1156px;
        background-image: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.1));
        background-position: right top;
        background-repeat: no-repeat;
        background-size: 1px 100%;
    }
}

.sec-parent {
    padding: 25px 20px;
}

/* 既存の垂直マージンを削除 */
.page-contents .sec-parent > * {
	margin-top: 0;
	margin-bottom: 0;
}

/* 連続する要素だけに上方向のマージンを適用 */
.page-contents .sec-parent > * + * {
	margin-top: var(--space, 2rem);
}

.page-title {
    position: relative;
    height: 30px;
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.page-title::before {
    position: absolute;
    content: '';
    width: 40px;
    height: 30px;
    background-image: url(../images/hibiscus.svg);
    background-position: left center;
    background-repeat: no-repeat;
    background-size: cover;
}

.page-title::after {
    display:block;
    flex:1;
    content: '';
    border-top: 1px solid #007bc2;
    margin-left:15px;
}

.page-title > span {
    margin-left: 40px;
	font-size: clamp(1rem, 0.85rem + 0.64vw, 1.25rem);
	font-weight: bold;
    text-shadow: 2px 3px 3px rgba(0, 0, 0, 0.2);
    color: #007bc2;
    z-index: 1;
}

/* 既存の垂直マージンを削除 */
.page-body>* {
    margin-top: 0;
    margin-bottom: 0;
}

/* 連続する要素だけに上方向のマージンを適用 */
.page-body>*+* {
    margin-block-start: var(--space, 1em);
}

.page-body>section>* {
    margin-top: 0;
    margin-bottom: 0;
}

.page-body>section>*+* {
    margin-block-start: var(--space, 0.5em);
}
.heading_h3 {
    width: 100%;
    background: linear-gradient(to right, rgba(3, 160, 217, 0.3) 0%, rgba(3, 160, 217, 0.05) 60%, rgba(3, 160, 217, 0) 100%);
    background-position: left bottom;
    background-repeat: no-repeat;
    background-size: 100% 5px;
    color: var(--key-color);
}
/* 追加 */
.heading_h3_2{
	width: 100%;
    background: linear-gradient(to right, rgba(3, 160, 217, 0.3) 0%, rgba(3, 160, 217, 0.05) 60%, rgba(3, 160, 217, 0) 100%);
    background-position: left bottom;
    background-repeat: no-repeat;
    background-size: 100% 5px;
    color: var(--key-color);
}
.heading_h3_2 > span{
	font-size: clamp(0.875rem, 0.725rem + 0.64vw, 1.125rem);
    font-weight: bold;
    line-height: 1.4;
}/* 追加ここまで */


@media (min-width: 768px) {
    .heading_h3 {
        
    }
}

.heading_h3>span::before {
    content: "\f14a";
    font-family: "Font Awesome 5 Free";
    margin-left: .1em;
    margin-right: .5em;
    font-size: 0.75em;
    position: relative;
    bottom: 1px;
    color: var(--sub-color);
}

.heading_h3>span {
    font-size: clamp(0.875rem, 0.725rem + 0.64vw, 1.125rem);
    font-weight: bold;
    line-height: 1.4;
}

.under_construction {
    text-align: center;
    font-size: 1.1em;
    padding-top: 50px;
}

.page-body p,
.page-body ul,
.page-body ol,
.page-body dl,
.page-body table,
.page-body figcaption {
    font-size: clamp(0.813rem, 0.727rem + 0.364vw, 1rem);
}

/* アイコン
--------------------------*/

.exlink::after {
    content: "\f360";
    font-family: "Font Awesome 5 Free";
    font-size: 0.85em;
    font-weight: 900;
    margin-left: .5em;
}


.download:before {
    content: '\f019';
    /* ダウンロードのアイコン */
    font-family: FontAwesome;
    margin-left: .5em;
    margin-right: .5em;
}

.pdf:after {
    content: '\f1c1';
    /* PDFファイルの後（fa-file-pdf-o） */
    font-family: FontAwesome;
    margin-left: 0.5em;
}

.word:after {
    content: '\f1c2';
    /* WORDファイルの後（fa-file-word-o） */
    font-family: FontAwesome;
    margin-left: 0.5em;
}

.ppt:after {
    content: '\f1c4';
    /* PPTファイルの後（fa-file-powerpoint-o） */
    font-family: FontAwesome;
    margin-left: 0.5em;
}

.excel:after {
    content: '\f1c3';
    font-family: FontAwesome;
    margin-left: 0.5em;
}

.mail:after {
    content: '\f003';
    font-family: FontAwesome;
    margin-left: 0.5em;
}

.cipher a:before {
    content: '\f023';
    /* 暗号通信の前（fa-lock） */
    font-family: FontAwesome;
    margin-right: .5em;
}

.check::before {
    content: '\f046';
    font-family: FontAwesome;
    margin-right: .3em;
}

/*罫線*/

hr {
    border: none;
    border-top: 1px solid #ccc;
}

hr.hr-full {
    margin: 0 .75em 1.5em;
    box-shadow: 1px 1px 1px rgba(0, 71, 157, 0.2);
}

/* ハイライト */
.text-highlight {
    background: linear-gradient(transparent 40%, #f6ff5f 40%);;
}

.inline {
    display: inline;
}

/*文字詰め*/

.feature {
    font-feature-settings: "palt";
}

/*囲み*/

.enclosure01 {
    border: 1px;
    border-style: solid;
    padding: 0.75em 1em;
}

.enclosure02 {
    display: inline-block;
    border: 1px;
    border-style: solid;
    padding: .5em 1em;
}

.enclosure-style01 {
    border-color: #DDDDDD;
    background: #FFFFFF;
}

.enclosure-style02 {
    border: 3px solid rgba(245, 200, 200, 0.4);
    background: rgba(245, 200, 200, 0.1);
}
.enclosure-style03 {
	border: 3px solid #ff0000;
	background: #FFFFFF;
	border-radius: 10px;
	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;

}


/*リストスタイル*/
.list-style01 {
    margin-left: 2em;
    margin-right: 2em;
    font-size: clamp(0.875rem, 0.818rem + 0.242vw, 1rem);
}

.list-style01 li {
    margin-bottom: .3em;
}

.list-style {
    list-style-position: outside;
    padding-left: 1.5em;
}

.list-disc {
    list-style-type: disc;
}

.list-num {
    list-style-type: decimal;
}

.list-num2 {
    list-style-type: decimal-leading-zero;
}
.dot_white li::before {
	content: ''; 
	border: 1px solid #555;
	border-radius: 50%;
	width: 0.3em;
	height: 0.3em;
	margin-right: .3em;	
	display: inline-block;
}

/*※入り*/
.asterisk {
    padding-left: 1.2em;
    text-indent: -0.9em;
}

.asterisk li::before {
    content: '*';
    margin-right: .3em;
    position: relative;
    bottom: 1px;
}

.inquiry-list {
    background-color: rgba(237, 237, 237, 0.2);
    background-image: linear-gradient(var(--sub-color), var(--sub-color));
    background-position: left top;
    background-repeat: no-repeat;
    background-size: 2px 100%;
    padding-left: 0.75em;
    padding-right: 0.5em;
    padding-top: 0.5em;
    padding-bottom: 0.25em;
}

.inquiry-list dt {
    margin-bottom: 0.25em;
    font-weight: bold;
    color: var(--key-color);
}

/*表組み*/
.tbl-sp {
    overflow-x: auto;
}

.tbl-sp table {
    min-width: 690px;
}
.tbl-width100 {
    width: 100%;
}

.tbl-width50 {
    width: 50%;
}

.tbl-style01 thead th {
    background-color: #DDD;
    border: 1px #CCCCCC;
    border-style: solid;
    padding: .5em;
}

.tbl-style01 tbody th,
.tbl-style01 tbody td {
    border: 1px #CCCCCC;
    border-style: solid;
}

.tbl-style01 tbody th {
    background-color: #EEEEEE;
    padding: .5em;
}
.tbl-style01 tbody td {
    background-color: #FFFFFF;
    padding: .5em;
}

.tbl-style02 tbody th,
.tbl-style02 tbody td {
    border: 1px #FFFFFF;
    border-style: solid;
}

.tbl-style02 tbody th {
    background-color: #FFFFFF;
    padding: .5em;
}

.tbl-style02 tbody td {
    background-color: #FFFFFF;
    padding: .5em;
}

.th-c-m th {
    text-align: center;
    vertical-align: middle;
}

.th-l-m th {
    text-align: left;
    vertical-align: middle;
}

.th-l-t th {
    text-align: left;
    vertical-align: top;
}

.td-c-m td {
    text-align: center;
    vertical-align: middle;
}

.td-l-m td {
    text-align: left;
    vertical-align: middle;
}

.td-l-t td {
    text-align: left;
    vertical-align: top;
}

/* ボタン */
.btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
}
@media (min-width: 768px) {
    .btn {
        flex-direction: row;
    }
}

.btn a {
    display: flex;
    align-items: baseline;
    justify-content: center;
    background: linear-gradient(to top, var(--sub-color), var(--sub-color));
    background-repeat: no-repeat;
    background-position: left top;
    box-shadow: 0 3px var(--key-color);
    position: relative;
    top: -2px;
    padding: 15px 0;
    border-radius: 6px;
    text-decoration: none;
    color: #FFF;
    font-weight: bold;
    text-align: center;
    transition: background .5s, box-shadow .5s, top .5s;
    gap: 10px;
    width: 100%;
    min-width: 250px;
    margin-left: auto;
    margin-right: auto;
    font-size: clamp(0.875rem, 0.725rem + 0.64vw, 1.125rem);
}
@media (min-width: 768px) {
    .btn a {
        width: 300px;
    }
}

.btn a:hover {
    background: linear-gradient(to top, var(--sub-color), var(--sub-color));
    box-shadow: 0 1px var(--key-color);
    top: 1px;
}

.btn.small_btn a {
	width: 180px;
	min-width: 180px;
	padding: 10px 0;
}

.btn.small_btn2 a {
	min-width: 250px;
	padding: 10px 0;
}
@media (min-width: 768px) {
    .btn.small_btn2 a {
        width: 300px;
    }
}

/* Greeting */

.salutation p {
    margin-bottom: 0.75em;
    font-size: clamp(0.875rem, 0.813rem + 0.313vw, 1rem);
    line-height: 1.7;
}
@media (min-width: 768px) {
	.salutation p {
        margin-bottom: 1em;
        padding: 0 .5em;
    }
}

.chairman {
    border-top: 1px solid #ddd;
    padding-top: 10px;
    margin-bottom: 20px;
    padding-left: 10px;
    font-size: clamp(0.75rem, 0.675rem + 0.32vw, 0.875rem);
    line-height: 1.7;
    text-align: right;
}

.chairman dt {
    color: var(--key-color);
}


/* General Information */

.outline-list {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    margin-bottom: 15px;
    font-size: clamp(0.75rem, 0.675rem + 0.32vw, 0.875rem);
}
@media (min-width: 768px) {
	.outline-list {
        margin-bottom: 20px;
    }
}

.outline-list dt {
    margin-bottom: 5px;
    color: var(--key-color);
    font-weight: bold;
}
@media (min-width: 768px) {
    .outline-list dt {
        margin-bottom: 10px;
    }
}

.outline-list dt::before {
    content: "\f044";
    font-family: "Font Awesome 5 Free";
    margin-left: .5em;
    margin-right: .5em;
    font-size: 0.75em;
    position: relative;
    bottom: 1px;
    color: var(--sub-color);
}

.outline-list.committee dt::before {
    content: "\f4ff";
}

.outline-list dd {
    flex: 1;
    margin: 0;
    padding-left: 10px;
}

.outline-list dd > ul {
    margin-bottom: 7px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    line-height: 1.4;
}
@media (min-width: 768px) {
	.outline-list dd > ul {
        margin-bottom: 10px;
    }
}

/* Program */

.keynote_wrap {
    
}
@media (min-width: 768px) {
    .keynote_wrap {
        display: flow-root;
    }
}

.speaker_photo {
    margin-bottom: 10px;
}
@media (min-width: 768px) {
    .speaker_photo {
        float: right;
        margin-left: 10px;
    }
}

.speaker_photo img {
    width: 150px;
    height: auto;
}
@media (min-width: 768px) {
    .speaker_photo img {
        width: 170px;
        height: auto;
    }
}

.speaker_name {
    margin-bottom: .5em;
    font-size: 1em;
    font-weight: bold;
}

.speaker_affiliation {
    margin-bottom: 0.75em;
    font-size: 1em;
    font-weight: bold;
    color: #666;
}

.speaker_introduction span {
    display: block;
    margin-bottom: 0.75em;
    font-size: clamp(0.875rem, 0.813rem + 0.313vw, 1rem);
    line-height: 1.7;
}
@media (min-width: 768px) {
	.speaker_introduction span {
        margin-bottom: 1em;
        padding: 0 .5em;
    }
}

.btn_shushi {
	font-weight:bold;
	text-decoration:underline;
  padding:5px 0;
}
.shushi{ 
	display:none;
	/*border:1px solid #ccc;*/
	padding:10px;
}
.btn_shushi:hover{
	cursor:pointer;
}

.h3_pro {
	max-width: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    background: var(--sub-color);
}
.h3_pro span {
	color: #FFFFFF;
    font-weight: bold;
    text-align: center;
}

/* Travel */
.travel_map{
	max-width:650px;
	margin:10px auto;
}
@media (max-width: 768px) {
	.travel_map{
		width:100%;
	}
}
/* 市民講座 */
.public_title {
	padding: 20px 20px;
	border: 2px solid #029fd7;
	text-align: center;
	font-weight: bold;
	font-size: 18px;
	color: #004698;
}
.public_list {
	display: flex;
    flex-direction: column;
    justify-content: flex-start;
    font-size: clamp(0.75rem, 0.675rem + 0.32vw, 0.875rem);
    font-feature-settings: "palt";
}
@media (min-width: 768px) {
	.public_list {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}
.public_list dt {
	width: 100%;
    padding-bottom: 2px;
    color: var(--key-color);
    font-weight: bold;
}
@media (min-width: 768px) {
	.public_list dt {
        width: 80px;
        padding-bottom: 0;
    }
}
.public_list dt::before {
    content: "\f044";
    font-family: "Font Awesome 5 Free";
    margin-left: .5em;
    margin-right: .5em;
    font-size: 0.75em;
    position: relative;
    bottom: 1px;
    color: var(--sub-color);
}

.public_list dd {
    flex: 1;
    margin: 0;
    padding-left: 10px;
    padding-top: 10px;
    background-image: linear-gradient(to right, rgba(18, 146, 181, 0.4) 50%, rgba(18, 146, 181, 0) 100%);
    background-position: 10px top;
    background-repeat: no-repeat;
    background-size: 100% 1px;
}
@media (min-width: 768px) {
	.public_list dd {
        padding-left: 30px;
        padding-top: 0;
        background-image: linear-gradient(to bottom, rgba(18, 146, 181, 0.4) 0%, rgba(18, 146, 181, 0.1) 100%);
        background-position: left top;
        background-size: 1px 100%;
    }
}

.public_list dd > ul {
    margin-bottom: 7px;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
@media (min-width: 768px) {
	.public_list dd > ul {
        margin-bottom: 10px;
    }
}

.ascs {
	margin: 0 auto;
	width: 100%;
	height: 1630px;
}
.ascs2 {
	margin: 0 auto;
	width: 100%;
	height: 900px;
}

/* Sponsors */
.sponsors {
	margin-bottom: 100px;
}
.sponsors h2 {
    position: relative;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}
.sponsors h2::after {
    position: absolute;
    content: "";
    width: 100px;
    height: 40px;
    background-image: linear-gradient(var(--sub-color), var(--sub-color)), linear-gradient(var(--key-color), var(--key-color));
    background-position: left bottom, right bottom;
    background-repeat: no-repeat;
    background-size: 50px 4px, 50px 4px;
}

.sponsors h2 span {
	color: var(--key-color);
    font-size: 15px;
    font-weight: bold;
}
.sponsors h3 {
	max-width: 500px;
	display: flex;
    justify-content: center;
    align-items: center;
	margin: 0 auto;
	background: var(--sub-color);
}
.sponsors h3 span {	
	color: #FFFFFF;
	font-weight: bold;
	text-align: center;
}
.sponsors img {
	width: 150px;
}

/* サイドメニュー・スポンサーロゴ */
.side_banner {
	
}
.side_bnr_title {
	text-align: center;
	margin: 20px 0 0;
	color: var(--key-color);
	font-weight: bold;
	background-color: #fff;
	padding: 4px 0;
	position: relative;
}
/*.side_bnr_title::after {
	position: absolute;
    content: "";
    width: 100px;
    height: 40px;
    background-image: linear-gradient(var(--sub-color), var(--sub-color)), linear-gradient(var(--key-color), var(--key-color));
    background-position: left bottom, right bottom;
    background-repeat: no-repeat;
    background-size: 50px 4px, 50px 4px;
	left: 50%;
    top: -8px;
    transform: translateX(-50%);
}*/
.side_bnr_ctg {
	text-align: center;
	margin: 10px auto;
	border-top: 1px solid #fff;
	border-bottom: 1px solid #fff;
	font-weight: bold;
	color: #fff;
}
.side_bnr_wrap {
	margin-bottom: 20px;
}
.side_bnr_wrap ul {
	gap: 10px;
}
.side_bnr_wrap li{
	background-color: #fff;
	width: 100%;
	margin: 0 6px;
	
}
@media (max-width: 768px){
	.side_banner {
		display: none;
	}
}
.v_banner img {
	width: 52px;
	margin: 5px auto;
}