@charset "utf-8";

*, article, aside, canvas, details, figcaption, figure,
header, footer, hgroup, nav, section, summary, main {
  margin: 0;
  padding: 0;
}

html,body{ height:100%;}

/* 背景 */
body {
  line-height: 1.7;  color: #333333;
  font-family: Arial, Roboto, "Droid Sans", "メイリオ", Meiryo, "游ゴシック", YuGothic, "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 90%;
  background: #FFFFFF;
  background: #DEE4F4;
}

/* 画像全体 */
img {
  border: 0;
  vertical-align: top;
  max-width: 100%;
}

/* 見出し */
h1, h2, h3, h4, h5, h6 {
  font-size: 100%;
  font-weight: normal;
}

/* リスト */
ol, ul, li {
  list-style-image: none;
  list-style-position: outside;
  list-style-type: none;
}

/* テーブル */
table {
  border-collapse: collapse;
}

/* HTML5, 5.1 で追加 */
article, aside, canvas, details, figcaption, figure, footer,
header, hgroup, main, menu, nav, picture, section, summary {
  display: block;
}

/* コンテンツ全体 */
#contents_all {
  width:960px;
  height:auto !important;
  height:100%;
  background: #FFFFFF;
  margin:0 auto;
  min-height:684px;
  box-shadow: 0px -2px 16px -2px rgba(0,0,0,0.8);
}

/* ヘッダー */
header {
  width: 726px;
}
#btn {
  display: none;
}

header > h1 a {
  width: 100%;
  text-align:center;
  pointer-events: none;
  display: block;
}

/* コンテンツ */
#contents {
  margin:0 auto;
  width: 960px;
  display: flex;
  flex-wrap: wrap;
}

/* クリアフィクス */
.clearfix:after {
  content: "";
  display: block;
  clear: both;
  height: 0;
  visibility: hidden;
}

/* 左コンテンツ */
#contents_l {
  width: 234px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(to right, rgba(170,215,255,1) 97%,rgba(128,149,169,1) 100%);
}

/* メニュー */
nav {
  width: 220px;
  margin: 6px auto 20px;
}
ul.menu {
  width: 100%;
}
ul.menu > li > a {
  width: 100%;
  min-height: 36px;
  font-size: 16px;
  line-height: 1.1;
  padding: 3px 0 2px 7px;
  box-sizing: border-box;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  background: #4b87d7;
  color: #FFFFFF;
  margin-bottom: 4px;
}
ul.menu > li a.on,
ul.menu > li a:hover {
  text-decoration: none;
  background: #ffffe1;
  color: #d4145a;
}

/* 演題登録 メニュー */
/*ul.menu > li.menu04 > a {
  background: #8e20b9;
}
ul.menu > li.menu04 a.on,
ul.menu > li.menu04 a:hover {
  text-decoration: none;
  background: #ffffe1;
  color: #d4145a;
}*/

/* オンデマンド配信はこちら メニュー */
ul.menu > li.menu16 > a {
  line-height: 1.5;
  padding: 12px 0 1em 7px;
  padding: 16px 0 16px 7px;
  flex-direction: column;
  align-items: flex-start;
  background: #D93B6F;
  font-weight: bold;
}
ul.menu > li.menu16 > a span {
/*  font-size: 11px;*/
  font-size: 13px;
  padding: 3px 0.5em;
/*  background: #FFFFFF;
  color: #d4145a;*/
  display: inline-block;
}
ul.menu > li.menu16 a.on,
ul.menu > li.menu16 a:hover {
  text-decoration: none;
  background: #ffffe1;
  color: #d4145a;
}
/*ul.menu > li.menu16 > a:hover span {
  background: #d4145a;
  color: #FFFFFF;
}*/

.banner a {
  width: 220px;
  margin: 0 auto 10px;
  display: block;
}
.top_flyer_title {
  background: #004da0;
  color: #fff;
  font-weight: bold;
  text-align: center;
  padding: 2px;
  margin:0 auto;
  width:220px;
  font-size:13px;
}
.top_flyer {
  text-align: center;
  margin:10px 0;
}
.top_flyer img {
  border: 1px solid #004da0;
}


/* ここからmain部分 */

/* 右コンテンツ */
#contents_r {
  width: 726px;
  background: url(../images/bg_contents_r.png) no-repeat left top;
  position: relative;
}
#contents_r .img_top03 {
  margin-bottom: 80px;
  margin-left: 10px;
}
#contents_r .img_logo {
  width: 14.1%;
  position: absolute;
  top: 10px;
  right: 20px;
  z-index: 3;
}
/* 開催概要　演題　懇親会　の囲み */
.gaiyo_endai_konshinkai_box {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  margin-right: 10px;
}

/* 演題期間 */
.top_endai {
/* display: flex;*/
  /* gap: 30px; */
/*  margin:-70px auto 10px;*/
  /* margin:-74px auto 10px; */
  margin:-74px 30px 0;
  /* justify-content: flex-end; */
}

/* top_konshinkai */
.top_konshinkai {
  /* margin:-150px 10px 0; */
}

.top_btn {
  margin:3em auto 1em;
  text-align: center;
}

/* 学術総会期間中の緊急連絡先 */
.top_renrakusaki {
  border:3px solid #ff0000;
  border:3px solid #1e90ff;
  padding:0.5em 1.3em;
  line-height:1.6;
  margin:2.5em auto 0;
  margin:9em auto 0;
/*  margin:0.5em auto 0;*/
  display:block;
  width:91%;
  width:90.3%;
}
/* 開催形式について */
.top_kaisai {
  border:2px solid #d93b6f;
  padding:0.5em;
  padding:0.75em 0.5em 0.5em;
  line-height:1.6;
  margin:2.5em auto 0;
  margin:1em auto 0;
  display:block;
  width:94%;
}
.top_kaisai h3 {
  text-align:center;
  background-color:#d93b6f;
  margin-bottom:0.2em;
  font-size:130%;
  font-weight:bold;
  padding:4px 0;
  position: relative;
  color: #fff ;
}
.top_kaisai_icon {
  clear: both;
  cursor: pointer;
  margin-bottom: 5px;
  margin-top: 5px;
  padding-right: 30px;
}
.top_kaisai_icon::after {
  border-right: 3px solid #fff;
  border-top: 3px solid #fff;
  content: "";
  display: inline-block;
  height: 7px;
  width: 7px;
  position: absolute;
  right: 15px;
  top: 12px;
  transform: rotate(135deg);
}
.top_kaisai_icon:hover,
.top_kaisai_icon.active {
  background-color:#d93b6f;
}
.top_kaisai_icon.active::after {
  top: 14px;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
}
div.kaisai_waku {
  padding: 0.75em;
/*  display: none;*/
}
div.keishiki {
  border: 3px dotted #a9a9a9 ;
  padding: 0.5em;
  margin: 0.5em 0 1em;
}

/* 新着情報 */
#news {
  margin: 0 auto 15px;
  width:700px;
  text-align:left;
  border: 1px solid #004da0;
}
#news h3 {
  width: 100%;
  height: 40px;
  line-height: 1;
  padding: 8px 0 6px 5px;
  box-sizing: border-box;
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 1px;
  background: #004da0;
  color: #fff471;
}
#news_frame {
  width: 660px;
  margin: 0 auto;
  font-size: 13px;
  height: 160px;
  height: 360px;
  height: 460px;
  padding: 5px 20px;
  overflow: auto;
  background: #FFFFFF;
}
#news_frame dl {
  overflow: hidden;
  margin-bottom: 1em;
}
#news_frame dt ,#news_frame dd {
  padding-top: 0.7em;
}
#news_frame dt {
  float: left;
  font-weight: bold;
  color: #004da0;
}
#news_frame dd {
  padding-left: 7em;
}

/* 事務局等 */
#info {
  width:220px;
  margin: auto auto 0;
  text-align:left;
  padding-bottom: 10px;
}
#info h4 {
  background: #FFFFFF;
  font-size: 16px;
  font-weight: bold;
  color: #1e2896;
  height: 25px;
  line-height: 25px;
  padding: 0 0.5em;
  margin: 12px auto 6px;
  box-sizing: border-box;
}
#info address {
  font-style: normal;
  font-size: 11.5px;
  line-height: 1.5;
}

/* フッター */
footer {
  text-align: center;
  font-size: 12px;
  padding: 6px 0;
  margin: 0 auto;
  width: 100%;
  background: #000000;
  color: #FFFFFF;
}
footer p.copyright {
  line-height: 1.2;
}

/* サブページ内 */
main {
  width: 656px;
  padding: 12px 35px 35px;
  position:relative;
  min-height: 740px;
  background: rgba(255,255,255, 0.85) url(../images/bg_shadow.png) repeat-x left top;
}
main > h2 {
  min-height: 50px;
  font-size: 32px;
  font-weight: bold;
  line-height: 1.1;
  padding: 8px 0 4px 10px;
  width: calc(100% + 48px);
  margin: 0 0 1em -24px;
  box-sizing: border-box;
  background: #ffffe1;
  color: #d4145a;
  border-top: 1px solid #4b87d7;
  border-bottom: 1px solid #4b87d7;
}
/* サブページ大見出し */
main h3 {
  background: #FFFFFF;
  border-left: 10px solid #4b87d7;
  border-bottom: 2px solid #BBBBBB;
  font-size: 120%;
  font-weight: bold;
  padding:10px 10px 8px 10px;
  margin:2em 0 1em;
}

/* 一番最初にくる時はアキなしにする場合はここに書き足す */
main h3:first-child, main h4:first-child, main h5:first-child, main p:first-child, main table tr td p:first-child {
  margin-top: 0;
}

/* 組み合わせでアキなしする場合はここに書き足す */
main h3 + h4, main h4 + h5, main h3 + p ,main h4 + p, main h5 + p {
  margin-top:0;
}

/* サブページ中見出し */
main h4 {
  margin-top: 1.5em;
  margin-bottom: 0.75em;
  font-size: 110%;
  font-weight: bold;
  color: #4b87d7;
  padding: 0.5em 0.8em 0.35em 0;
  border-bottom: 2px solid #4b87d7;
}

/* サブページ小見出し */
main h5 {
  margin: 1em 0 0.2em;
  font-weight: bold;
  border-bottom: 1px dotted #666666;
}

/* サブページ段落 */
main p {
  margin-top: 1em;
}
main p.zero {
  margin-top: 0;
}
main p.han {
  margin-top: 0.5em;
}

/* サブページリスト */
main ul {
  margin-left: 1em;
}
main ul li {
  list-style: disc;
}
main ul.half li {
  margin-bottom: 0.5em;
}
main ol {
  margin-left: 1.5em;
}
main ol li {
  list-style: decimal;
}

/* サブページリスト */
main ul {
  margin-left: 1em;
}
main ul li {
  list-style: disc;
}
main ul.aki li {
  padding-bottom: 0.5em;
}
main ol {
  margin-left: 1.5em;
}
main ol li {
  list-style: decimal;
}
main ol.aki li {
  padding-bottom: 0.5em;
}

/* 只今準備中です。 */
p.jyunbi {
  text-align: center;
  padding-top: 100px;
}

/* 挨拶 */
main.greet p {
  line-height: 1.8;
  text-indent:1em;
  margin-top: 0;
}
main .wrapper_greet {
  display: flex;
  justify-content: flex-start;
  align-items: flex-end;
  margin: 20px 0 30px;
}
main .wrapper_greet > p {
  line-height: 1.5;
  text-indent: 0;
  text-align: left;
}
main .wrapper_greet > p:last-child {
  margin-left: 15px;
}

/* 開催概要 */
table.hyou_info{
  border-collapse:collapse;
  border:1px solid #BBBBBB;
  width:100%;
}
table.hyou_info th{
  border-right:1px solid #BBBBBB;
  border-bottom:1px solid #BBBBBB;
  padding:1em 1.5em 1em 0.5em;
  vertical-align:top;
  white-space:nowrap;
  text-align:left;
  color:#555;
  background: #EEEEEE;
  width:10%;
}
table.hyou_info td{
  border-bottom:1px solid #BBBBBB;
  padding:1em 0.5em;
  vertical-align:top;
  text-align:left;
  background: #FFFFFF;
}

.flex_box {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 30px;
  justify-content: center;
}
.kouen {
  display: flex;
  flex-wrap: wrap;
  font-size: 90%;
  justify-content: space-between;
}
.kouen div {
  width:230px;
  padding-left:1em;
  text-indent:-1em;
  padding-bottom:0.5em;
}
/*.kouen div.type2 {
  width:400px;
}*/

/* endai */
.title{
  color: #F54705;
  font-size: 130%;
  font-weight: bold;
  padding-left:1em;
  text-indent:-1em;
}
.title:first-letter{
  font-size: 160%;
  line-height: 1;
}
main .title + h3 {
  margin-top:1em;
}
main .title + ul > li {
  margin-top:1em;
}
.endai {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: flex-end;
  justify-content: flex-end;
  -webkit-align-items: flex-start;
  align-items: flex-start;
}
table.endai_hyou {
  width:50%;
  margin-left:-1px;
  font-size:95%;
}
table.endai_hyou td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.25em 0.5em;
  vertical-align: top;
  text-align: left;
}
table.endai_hyou td.c2 {
  background-color: #BDDCFF;
  font-weight: bold;
}
table.endai_hyou td.c3 {
  text-align:center;
  width:3em;
  padding:0.25em 0;
}
table.endai_hyou th {
  border: 1px solid #666666;
  background-color: #004da0;
  padding: 0.5em 0;
  vertical-align: top;
  text-align: center;
  color:#fff;
  font-weight: bold;
}

table.endaientyo {
  border: none;
  font-weight: bold;
  font-size: 110%;
}
table.endaientyo td {
  text-align: left;
  vertical-align: top;
}
table.endaientyo th {
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}
table.endaientyo td table th {
  font-weight:bold;
}

/* sponsor */
table.sponsor td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em 1em;
  vertical-align: middle;
}
table.sponsor th {
  border: 1px solid #666666;
  background-color: #F2F2F2;
  padding: 0.5em 1em;
  text-align: left;
  font-weight: normal;
}

/* Access */
.map img {
  border: 1px solid #ccc;
}

/* Program */
.day {
  text-align: right;
  padding-right: 1em;
  margin-top: -54px;
  margin-bottom: 30px;
}
.day2 {
  text-align: right;
  padding-right: 1em;
  margin-top: -6px;
  margin-bottom: 4px;
}

table.prg_sc {
  border: none;
  margin-top: 1.5em;
  margin-bottom: 0.3em;
}
table.prg_sc td {
  font-size: 110%;
  font-weight: bold;
  color: #4b87d7;
  text-align: left;
  vertical-align: top;
}
table.prg_sc th {
  font-size: 110%;
  font-weight: bold;
  color: #4b87d7;
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}
table.prg_name {
  border: none;
  margin-left:1em;
}
table.prg_name td {
  text-align: left;
  vertical-align: top;
}
table.prg_name th {
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
  font-weight: normal;
  width:3em;
}
table.prg_title {
  border: none;
  margin-left:0.5em;
}
table.prg_title td {
  text-align: left;
  vertical-align: top;
}
table.prg_title td.endai_title {
  font-weight: bold;
  padding-top:0.3em;
}
table.prg_title th {
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
  padding-top:0.3em;
}
table.prg_name td.name,
table.prg_title td.name {
  white-space: nowrap;
  width: 4em;
}
table.prg_name td.affi,
table.prg_title td.affi {
  padding-left:1em;
  text-indent:-1em;
}

.red_waku {
  border: 1px solid #ff0000;
  margin:1em 0;
  padding: 0.5em 1em;
}

.cyu dt {
  float: left;
}
.cyu dd {
  padding-left:2em;
}
.cyu2 dt {
  float: left;
}
.cyu2 dd {
  padding-left:2.5em;
}

/* 教育セミナー事前申し込み */
table.seminar_title {
  border: none;
  margin-left:0;
  font-weight: bold;
}
table.seminar_title td {
  text-align: left;
  vertical-align: top;
}
table.seminar_title th {
  text-align: left;
  vertical-align: top;
  font-weight: bold;
}
table.seminar_title td.name {
  white-space: nowrap;
  width: 4em;
  font-weight: normal;
}
table.seminar_title td.affi {
  padding-left:1em;
  text-indent:-1em;
  font-weight: normal;
}

/* 参加登録 */
.reg_waku {
  border: 3px solid #ff0000;
  background-color: #fbf1e4;
  padding:0.7em 1em;
  margin:1em 0;
}
table.regi {
  width: 100%;
  margin: 1em 0;
  border: 1px solid #666666;
}
table.regi th {
  padding: 0.5em;
  background-color: #F2F2F2;
  border: 1px solid #666666;
  font-weight:normal;
}
table.regi th.kikan {
  width:7em;
}
table.regi td {
  padding: 0.5em 1em;
  border: 1px solid #666666;
}
table.regi td.yen {
  text-align: center;
  white-space: nowrap;
}
table.regi td.nowrap {
  white-space: nowrap;
}

dl.faq {
/*  padding: 0 0 0.5em 0;*/
  padding: 0;
}
dl.faq dt {
  float: left;
  clear: both;
  width: 1.3em;
  font-weight: bold;
  font-size: 130%;
  color: #4169e1;
}
dl.faq dd {
  margin-left: 2.3em;
  margin-top: 1.2em;
  padding-top: 0.25em;
}

dl.faq_a {
  padding: 0;
}
dl.faq_a dt {
  float: left;
  clear: both;
  width: 1.3em;
  font-weight: bold;
  font-size: 130%;
  color: #f64f4f;
}
dl.faq_a dd {
  margin-left: 2.3em;
  padding-top: 0.5em;
  margin-bottom: 1.3em;
}
img.regi_img {
  width:90%;
  height:90%;
}
img.card {
  width:35%;
  height:35%;
}
.sub_title {
  padding: 0.2em 0.5em 0.1em;
  border: 2px solid #008000;
  font-weight: bold;
  color:#008000;
}

/* 参加者へのご案内 */
/* 座長・演者へのご案内 */
.num4 dt{
  float:left;
}
.num4 dd{
  margin-left: 4em;
}

.num15 dt{
  float:left;
}
.num15 dd{
  margin-left:1.5em;
}

/* 参加者へのご案内 */
table.hyou_sanka {
  width: 100%;
  margin: 0.5em 0;
}
table.hyou_sanka td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: middle;
  text-align: center;
}
table.hyou_sanka th {
  border: 1px solid #666666;
  background-color: #F2F2F2;
  padding: 0.5em;
  vertical-align: top;
  text-align: center;
  font-weight: normal;
}

/* 座長・演者へのご案内 */
table.hyou_speaker {
  width: 100%;
  margin: 0.5em 0;
}
table.hyou_speaker td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: middle;
  text-align: center;
}
table.hyou_speaker th {
  border: 1px solid #666666;
  background-color: #F2F2F2;
  padding: 0.5em;
  vertical-align: top;
  text-align: center;
  font-weight: normal;
}
img.poster_img {
  float: right;
  width: 30%;
  height: auto;
  padding-left: 1em;
}

/* オンデマンド配信はこちら */
.ondemand_waku {
  border: 2px solid #d4145a;
  padding: 0.5em 1em;
  margin: 1em 0;
}

/* 別ページで開く------------------- */

/* 別ページで開くここまで------------------- */

/* kigyo */

/* accsess*/

/* リンク */
p.link {
  background:url(../images/icon_link.png) no-repeat left center;
  padding-left:15px;
  margin-bottom:0;
}
p.link a:link,p.link a:visited {
  color:#333333;
  text-decoration:none;
}
p.link a:hover,p.link a:active {
  color:#666666;
  text-decoration:underline;
}

/* 文章中のリンク */
a:link, a:visited {
  color: #0066CC;
  text-decoration: none;
}
a:hover, a:active {
  color: #0066CC;
  text-decoration: underline;
}

a.pdf, span.pdf {
  background: url(../images/icon_pdf-15.png) no-repeat right center;
  padding-right: 20px;
}

/* pagetop */
.pagetop {
  display: none;
  position: fixed;
  bottom:40px;
  right:95px;
  z-index: 1;
}
.pagetop a {
  display: block;
  width: 60px;
  height: 55px;
}

/* 外部リンク */
a.external {
  background: url(../images/external.png) no-repeat right center;
  padding-right: 20px;
}

/* テンプレート */
table.hyou_aaa {
  width: 100%;
  margin-bottom: 1em;
}
table.hyou_aaa td {
  border: 1px solid #666666;
  background-color: #FFFFFF;
  padding: 0.5em;
  vertical-align: top;
  text-align: left;
}
table.hyou_aaa th {
  border: 1px solid #666666;
  background-color: #F2F2F2;
  padding: 0.5em;
  vertical-align: top;
  text-align: left;
  font-weight: normal;
  width: 20%;
}
table.hyou_aaa tr {
  padding: 0.5em;
  vertical-align: top;
  text-align: left;
}

/* table line_none */
table.non {
  border: none;
}
table.non td {
  text-align: left;
  vertical-align: top;
}
table.non th {
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
  font-weight: normal;
}

/* ※一字下げ */
.kome{
  padding-left:1em;
  text-indent:-1em;
}

/* text */
.mbm1 {margin-bottom:-1em;}
.mb1 {margin-bottom:1em;}
.mb2 {margin-bottom:2em;}
.mb03 {margin-bottom:0.3em;}
.mb05 {margin-bottom:0.5em;}
.mb15 {margin-bottom:1.5em;}

.pl05 {padding-left:0.5em;}

.ml1 {margin-left:1em;}
.pl1 {padding-left:1em;}

.f85 {font-size:85%;}
.f90 {font-size:90%;}
.f95 {font-size:95%;}
.f100 {font-size:100%;}
.f105 {font-size:105%;}
.f110 {font-size:110%;}
.f115 {font-size:115%;}
.f120 {font-size:120%;}
.f130 {font-size:130%;}

.uchikeshi {
   background:
url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAABGdBTUEAAK/INwWK6QAAAANQTFRFAAAAp3o92gAAAApJREFUCB1jYAAAAAIAAc/INeUAAAAASUVORK5CYII=)
0 center repeat-x;
}
.uchikeshi.red {
   background:
url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAABGdBTUEAAK/INwWK6QAAAANQTFRF/wAAGeIJNwAAAApJREFUCB1jYAAAAAIAAc/INeUAAAAASUVORK5CYII=
) 0 center repeat-x;
}
.underline {
  text-decoration:underline;
}
.red {color: #FF0000;
}
.blue {color: #1d2777;
}

/* 太字 */
.bold{
  font-style:normal;
  font-weight:bold;
}

.text_r{
  text-align:right;
}
.text_c{
  text-align:center;
}

.url {
  overflow-wrap: break-word;
}

/* PCで表示 */
.pc_only {
  display: inline-block;
}
/* PCでは非表示 */
.sp_only, .tb_only, .pc_none {
  display: none;
}

/*------------------------------------------*/
/* タブレット用 */
/*------------------------------------------*/
@media screen and (max-width:959px){
  /* タブレットで表示 */
  .tb_only, .pc_none {
    display: inline-block;
  }
  /* タブレットでは非表示 */
  .pc_only, .sp_only {
    display: none;
  }


  /* コンテンツ全体 */
  #contents_all {
    width: 100%;
  }

  /* ヘッダー */
  header {
    width: 75%;
  }

  /* コンテンツ */
  #contents {
    width: 100%;
  }

  /* 左コンテンツ */
  #contents_l {
    width: 25%;
  }

  /* メニュー */
  nav {
    width: 94%;
  }
  ul.menu > li > a {
    font-size: 14px;
  }

  .top_flyer_title {
    width: 90%;
  }
  .top_flyer {
    width: 90%;
    margin:10px auto;
  }

  /* ここからmain部分 */

  /* 右コンテンツ */
  #contents_r {
    width: 75%;
    background: url(../images/bg_contents_r.png) no-repeat left top / contain;
  }
  #contents_r .img_top03 {
    margin-bottom: 11%;
    /* margin-left: 40%; */
    /* margin-right: 1%; */
  }
  /* #contents_r .img_logo {
    position: absolute;
    top: 2%;
    right: 2.75%;
  } */

  /* 開催概要　演題　懇親会　の囲み */
  .gaiyo_endai_konshinkai_box {
    align-items: center;
    flex-direction: column;
    gap: 0;
    margin-right: 0;
    }

  .top_btn {
    margin:1.5em auto 1em;
  }

  /* 学術総会期間中の緊急連絡先 */
  .top_renrakusaki {
    padding:0.5em 1.3em;
    width:89.5%;
  }

  #news_frame {
    height: 420px;
  }
  /* 演題期間 */
  .top_endai {
    margin:-40px auto 10px;
    /* gap: 10px; */
  }
  .top_endai img {
    width:90%;
    width:auto;
  }
  .top_endai div {
    text-align:center;
  }
  .top_syotaikouen {
    margin-top:20px;
  }


  /* 新着情報 */
  #news {
    width: 96%;
  }
  #news h3 {
    color: #fff471;
  }
  #news_frame {
    width: 94%;
    padding: 5px 3%;
  }

  /* 事務局等 */
  #info {
    width:94%;
  }
  #info h4 {
    font-size: 14px;
    height: 22px;
    line-height: 22px;
  }
  #info address {
    font-size: 10px;
  }

  main {
    width: 90%;
/*    padding: 12px 5% 20px;*/
    padding: 12px 5% 35px;
  }
  main > h2 {
    width: calc(100% + 7%);
    margin: 0 0 1em -3.5%;
  }

  /* 開催概要 */
  .kouen div {
    width:100%;
  }
/*  .kouen div.type2 {
    width:360px;
  }*/

  /* endai */
  .endai {
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    -webkit-align-items: flex-start;
    align-items: flex-start;
    -webkit-flex-direction: column;
    flex-direction: column;
  }
  table.endai_hyou {
    width:100%;
    margin-left:0;
  }

/* 下記は削除しない */
}
/*------------------------------------------*/
/* スマホ用 767px  */
/*------------------------------------------*/
@media screen and (max-width:767px){
  /* スマホで表示 */
  .sp_only, .pc_none {
    display: inline-block;
  }
  /* スマホでは非表示 */
  .pc_only, .tb_only, .sp_none {
    display: none;
  }

  /* スマホメニュー */
  #btn {
    display: block;
    width: 46px;
    height: 46px;
    position: fixed;
    top: 4px;
    right: 5px;
    margin-left: auto;
    z-index: 999;
    background-color: transparent;
    border: none;
    cursor: pointer;
    outline: none;
    padding: 0;
    appearance: none;
    background: #004DA0;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
  }
  #btn::after {
    display: block;
    color: #FFFFFF;
    z-index: 999;
    position: absolute;
    bottom: -10px;
    left: 0.4em;
    font-size: 12px;
    transition: 0.3s;
    -webkit-transition: 0.3s;
    -moz-transition: 0.3s;
    -ms-transition: 0.3s;
    -o-transition: 0.3s;
  }
  #menu-collapser {
    display: block;
    width: 30px;
    height: 3px;
    background: #FFFFFF;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    margin: auto;
    transition: 0.1s;
  }
  #menu-collapser:before {
    display: block;
    content: "";
    width: 30px;
    height: 3px;
    background: #FFFFFF;
    position: absolute;
    top: -18px;
    right: 0;
    bottom: 0;
    left: 0;
    margin: auto;
    transition: 0.1s;
  }
  #menu-collapser:after {
    display: block;
    content: "";
    width: 30px;
    height: 3px;
    background: #FFFFFF;
    position: absolute;
    top: 0;
    right: 0;
    bottom: -18px;
    left: 0;
    margin: auto;
    transition: 0.1s;
  }
  #menu-collapser.click {
    background: transparent;
  }
  #menu-collapser.click:before {
    top: 0;
    transform: rotate(45deg);
  }
  #menu-collapser.click:after {
    bottom: 0;
    transform: rotate(135deg);
  }

  body.toggle {
    background: rgba(170,215,255,1);
  }

  /* コンテンツ全体 */
  #contents_all {
    box-shadow: none;
    background: transparent;
  }

  /* ヘッダー */
  header {
    width: 100%;
    position: fixed;
    top: 0;
    z-index: 3;
  }
  header > h1 a {
    pointer-events: all;
  }
  header.scroll {
    background: #FFFFFF;
    box-shadow: 0px 5px 10px 0px rgba(0,0,0,0.6);
  }

  /* コンテンツ */

  /* 左コンテンツ */
  #contents_l {
    width: 100%;
    background: rgba(170,215,255,1);
    padding-top: 25%;
  }

  /* メニュー */
  nav {
    width: 100%;
  }
  ul.menu {
    display: none;
  }
  ul.menu > li > a {
    font-size: 15px;
    min-height: 45px;
    padding: 3px 0 2px 1em;
  }

  /* ここからmain部分 */

  /* 右コンテンツ */
  #contents_r {
    width: 100%;
    padding-top: 25%;
    background: url(../images/bg_contents_r.png) no-repeat left top / contain;
  }
  #contents_r.toggle {
    background: none;
  }
  #contents_r .img_top03 {
    margin-bottom: 20px;
    margin-left: 15%;
    margin-right: 15%;
  }
  #contents_r .img_logo {
    width: 108px;
    transform-origin: right;
    transform: scale(0.4);
    top: 20px;
    right: 6px;
    -webkit-transform: scale(0.4);
    -moz-transform: scale(0.4);
    -ms-transform: scale(0.4);
    -o-transform: scale(0.4);
    -webkit-transform: scale(0.4);
}
  main > h2 {
    font-size: 26px;
    padding: 10px 10px 6px 10px;
  }

  /* 開催概要　演題　懇親会　の囲み */
  .gaiyo_endai_konshinkai_box {
    align-items: center;
    flex-direction: column;
    gap: 0;
    margin-right: 0;
    }

  /* 演題期間 */
  .top_endai {
    margin:80px auto 10px;
    margin:60px auto 0;
    flex-flow: column;
  }
  .top_endai img {
    width:auto;
  }
  .top_konshinkai {
    margin: 1em auto 10px;
    text-align: center;
  }
  .top_syotaikouen {
    margin-top:-10px;
  }

  .top_btn {
    margin:1em auto 1em;
  }

  /* 学術総会期間中の緊急連絡先 */
  .top_renrakusaki {
    padding:0.5em 1em;
    width:auto;
    margin:0.5em 0.15em 0;
  }

  /* 新着情報 */
  #news {
    width: 95%;
  }
  #news h3 {
    font-size: 24px;
    height: 36px;
    padding: 6px 0 2px 5px;
  }
  #news_frame {
    width: 95%;
    padding: 5px 2.5%;
    height: 300px;
  }
  #news_frame dd {
    padding-top: 0;
  }
  #news_frame dt {
    float: none;
  }
  #news_frame dd {
    padding-left: 0;
    padding-right: 0;
  }

  /* 事務局等 */
  #info {
    width:95%;
  }
  #info address {
    font-size: 12px;
  }

  /* フッター */
  footer {
    padding-bottom: 0;
    background: rgba(170,215,255,1);
    color: #333333;
  }
  footer p.copyright {
    background: #333333;
    color: #FFFFFF;
    padding: 6px;
  }

  /* サブページ内 */

  /* 挨拶 */
  main .wrapper_greet {
    flex-direction: column;
    align-items: center;
  }
  main .wrapper_greet > p {
    text-align: center;
    margin-bottom: 1em;
  }
  main .wrapper_greet > p:last-child {
    margin-left: 0;
    margin-bottom: 0;
  }

  /* 開催概要 */
  table.hyou_info th {
    padding:1em 0.5em;
  }
  table.hyou_info td {
    padding:1em 0.5em;
  }

  /* sponsor */
  table.sponsor td {
    padding: 0.5em;
    white-space: nowrap;
  }
  table.sponsor th {
    padding: 0.5em;
  }
/*  .kouen div.type2 {
    width:300px;
  }*/

  /* Access */
  .map img {
    max-width: 100%;
    height: auto;
  }

  /* endai */
  table.endaientyo td {
    display: block;
  }
  table.endaientyo th {
    display: block;
  }
  table.endaientyo td table td {
    display: inline-block;
  }

  /* Program */
  table.prg_name {
    margin-left:0;
  }
  table.prg_title {
    margin-left:0;
  }
  table.prg_name td, table.prg_title td {
    display: block;
  }

  table.regi th.kikan {
    width:auto;
  }
  table.regi td {
    padding: 0.5em;
  }
  table.regi td.yen {
    padding: 0.5em 0.3em;
  }
  table.regi td.nowrap {
    white-space: normal;
    width:4em;
  }
  img.regi_img {
    width:100%;
    height:100%;
  }
  img.card {
    width:65%;
    height:65%;
  }

  .pagetop {
    bottom: 30px;
    right: 10px;
  }

  /* 座長・演者へのご案内 */
  .poster_size {
    text-align: center;
  }
  img.poster_img {
    width: 50%;
  }

/* 下記は削除しない */
}

/*------------------------------------------*/
/*  375px  */
/*------------------------------------------*/
@media screen and (max-width:375px){
  main {
    min-height: 480px;
  }

/* 下記は削除しない */
}