@charset "UTF-8";

/*********************************
preset variables
*********************************/
:root {
  --fontSize: 16px;
  --linkColor: #408ccb;
  --textColor: #333;
  /* color preset */
  --mainColor: #3c61aa;
  --mainDarkColor: ;
  --mainLightColor: ;
  --subColor: #efbf00;
  --subDarkColor: #842929;
  --subLightColor: rgb(252, 219, 118);
  /* width preset */
  --gutter: 1.3rem;
  --gap: 3rem;
  --spacing: 1rem;
  --contentWidth: calc(1200px + 2rem);
  /* height preset */
  --headerHeight: 114.64px;
}

.centering {
  padding: 0 1rem;
}

.slideshow-fade{
  position: relative;
  width: 800px;
  margin:auto;
  height: 800px;
  li{
      list-style: none;
      width: 100%;
      height: 100%;
      img{
        left: auto;
        top: auto;
        width: auto;
        height: 100%;
      }
  }
}

a {
  transition: 0.3s;
}

body {
  padding-top: var(--headerHeight);
}

header {
  background-color: var(--mainColor);
  padding: 0 0 1rem 0;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  border-bottom: 3px solid var(--subColor);
  box-shadow: 0px 1px 6px rgb(0 0 0 / 68%);
}

header .header-inner {
  justify-content: space-between;
}

header h1 {
  font-size: 2.5rem;
  color: #fff;
  font-weight: 300;
  padding-bottom: 0.7rem;
}

header h1 .title .title-sub {
  margin-top: 0.3rem;
  font-size: 0.4em;
}

.comm p {
  line-height: 1rem;
}

header a {
  color: #fff;
}

header img {
  width: 130px;
  height: auto;
  float: left;
  margin-right: 1rem;
}

header .header-nav ul {
  display: flex;
  padding-left: 0;
  padding-top: 0.5rem;
  gap: 0.75rem;
  flex-wrap: wrap;
}

header .header-nav ul li {
  padding-left: 0.7rem;
  font-size: 0.8rem;
}

header .header-nav ul li:first-child {
  padding-left: 0;
}

#global-nav {
  clear: both;
}

@media only screen and (max-width: 700px) {
  :root {
    --headerHeight: 52px;
  }

  header {
    padding: 0;
  }

  header .header-inner {
    padding: 0;
    align-items: stretch;
  }

  header h1 .title-main {
    font-size: 1.2rem;
    margin-left: 0;
    width: calc(100% - 4rem);
    padding-top: 1rem;
  }

  header #toggle-nav {
    display: block;
    width: 52px;
    height: 100%;
    color: #ffffff;
    position: absolute;
    top: 0.3rem;
    right: 0;
    z-index: 9999;
  }

  header #toggle-nav > svg {
    padding: 6px;
  }

  header .header-nav {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: var(--mainColor);
    padding: 0;
    transform: translateX(200%);
    transition: 0.3s;
    overflow-y: auto;
  }

  header .header-nav.opened {
    transform: translateX(0);
  }

  header .header-nav ul {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 2rem 1rem;
  }

  header .header-nav ul li {
    font-size: 1rem;
  }
}

@media only screen and (max-width: 316px) {
  header h1 .title {
    margin-left: 0.8rem;
    padding-top: 0;
  }
}

.eyecatch {
  display: block;
  position: relative;
  margin: auto;
  width: 100%;
  max-width: var(--contentWidth);
  max-width: var(--contentWidth);
}

.eyecatch img {
  width: 100%;
}

main h2 {
  background-color: var(--mainColor);
  color: #fff;
  font-size: 1.875rem;
  margin: 2rem 0;
  padding: 2rem 0;
}

main h3 {
  color: var(--mainColor);
  font-size: 1.875rem;
  margin: 2.5rem 0 1.25rem;
}

main h4 {
  color: var(--mainColor);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 1.5rem 0 0.75rem;

  padding-left: 0.75rem;
}

main h4 .centering {
  border-left: 5px solid var(--subColor);
}

main h5 {
  background-color: var(--subDarkColor);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 300;
  padding: 0.5rem 1rem;
  margin-bottom: 1.5rem;
}

main h6 {
  font-size: 1.1rem;
  font-weight: 500;
  padding-left: 1rem;
  border-left: 7px solid var(--subColor);
  line-height: 1;
  margin-top: 0.5rem;
}

main h6:not(:first-child) {
  margin-top: 1.5rem;
}

@media only screen and (max-width: 700px) {
  main h2 {
    font-size: 1.5rem;
    padding: 1.5rem 0;
  }

  main h3 {
    font-size: 1.5rem;
  }

  main h4 {
    font-size: 1.2rem;
  }
}

.red {
  color: #ff0000;
}

.small {
  color: var(--mainColor);
  font-size: 1.25rem;
}

.divide1-3 {
  display: flex;
  gap: 2rem;
}

/* .divide1-3 > div:first-of-type {
    flex-basis: 20%;
}

.divide1-3 > div:last-of-type {
    flex-basis: 80%;
} */

.greeting-title {
  font-weight: 700;
}

table {
  border-top: 1px solid #cccccc;
  border-right: 1px solid #cccccc;
  border-left: 1px solid #cccccc;
  border-spacing: 0;
  width: 100%;
  text-align: center;
}

th {
  border-bottom: 1px solid #cccccc;
  background-color: #e7e7e7;
  padding: 0.75rem 1rem;
  font-weight: bold;
  width: 30%;
  vertical-align: middle;
}

th.th-sub {
  background-color: #f7f7f7;
}

td {
  border-bottom: 1px solid #cccccc;
  padding: 0.75rem 1rem;
  display: table-cell;
  vertical-align: middle;
}

table.border,
table.border th,
table.border td {
  border: 1px solid black;
}

table.cooperation {
  border-bottom: 1px solid #cccccc;
  border-right: 1px solid #cccccc;
  border-left: 1px solid #cccccc;
  border-spacing: 0;
  width: 100%;
}

table.cooperation th {
  background-color: var(--mainColor);
  color: #fff;
  font-weight: 600;
}

table.cooperation tbody tr:nth-child(even) {
  background-color: #d8dfe7;
}

a.button {
  display: block;
  text-align: center;
  max-width: 450px;
  width: 100%;
  margin: 1rem auto;
  padding: 1rem;
  background-color: var(--subColor);
  color: #fff;
  border-radius: 5px;
}

a.button:hover {
  text-decoration: none;
  background-color: var(--subDarkColor);
}

.link-button {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.link-button a.button {
  width: auto;
  flex-basis: 30%;
}

.right {
  text-align: right;
}

.indent {
  padding-left: 2em;
}

.list-indent {
  padding-left: 3.5em;
  list-style: none;
}

ol.list-none {
  list-style: none;
}

ol.overview {
  padding-left: 0;
}

ul.link-list {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 0;
  list-style-type: square;
}

ul.link-list li {
  padding: 2.5px 0;
  font-size: 1.2rem;
  width: calc(100% / 3);
}

ul.link-list li a {
  color: #000000;
}

ul.dl {
  display: flex;
  margin-bottom: 3rem;
}

ul.dl li {
  padding: 2.5px 0;
  font-size: 1.2rem;
  width: calc(100% / 4);
}

#charges {
  margin-bottom: 0;
}
.font_bold {
  font-weight: bold;
}

.charges {
  background-color: var(--subLightColor);
  padding-top: 0.2rem;
}

.charges-nav {
  color: var(--subLightColor);
}

.charges-footernav {
  background-color: var(--subLightColor);
  font-size: 1.3rem;
}

@media only screen and (max-width: 700px) {
  .divide1-3 {
    flex-direction: column-reverse;
  }

  .divide1-3 > div:first-of-type {
    align-self: center;
    text-align: center;
  }

  .link-button {
    flex-direction: column;
    align-items: center;
  }

  .link-button a.button {
    max-width: 250px;
    width: 100%;
  }

  ul.dl {
    flex-wrap: wrap;
    row-gap: 0.5rem;
  }

  ul.dl li {
    width: calc(100% / 2);
    font-size: 1rem;
  }

  table.cooperation {
    width: max-content;
  }

  p.small {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
  }

  ul.link-list li {
    width: 100%;
  }
}

.flex {
  display: flex;
  justify-content: space-evenly;

  a {
    width: 25%;
    img {
      display: block;
      margin: 0 auto;
      width: 100%;
      height: auto;
      margin-bottom: 1rem;
    }
  }
}

footer {
  border-top: solid 2px #cccccc;
  margin-top: 5rem;
}

.footer-inner {
  display: flex;
  padding: 1rem 3rem 1rem 0;
  justify-content: space-around;
}

.footer-inner > * {
  width: 50%;
}

.footer-meta {
  padding-right: 2rem;
  margin: 0 0 0 1rem;
}

.footer-title span {
  display: block;
}

.footer-menu {
  padding: 0 2rem;
}

.footer-menu ul {
  display: flex;
  list-style-type: square;
}

.footer-menu ul > div:last-child {
  margin-left: 2rem;
}

.footer-menu ul li {
  width: 250px;
  padding: 0.5rem 0;
}

/* .footer-menu ul li::before {
    content: '';
    display: inline-block;
    width: .4em;
    height: .4em;
    margin-right: .5em;
    vertical-align: .2em;
    background: #000;
} */

.footer-menu ul li a {
  color: #000;
}

.browser_guide {
  border: solid 1px #000000;
  width: max-content;
}

.browser_guide > div {
  display: flex;
}

.browser_guide > div > p {
  width: 200px;
}

.browser_guide > div:first-child {
  border-bottom: solid 1px #000000;
}

.browser_guide > div > div {
  border-left: solid 1px #000000;
}

.browser_guide > div > div > p:first-child {
  border-bottom: solid 1px #000000;
}

.browser_guide p {
  padding: 0.5rem;
  margin-bottom: 0;
}

ol.donation-abstract li + li {
  margin-top: 1rem;
}

@media only screen and (max-width: 700px) {
  .sp-hide {
    visibility: hidden;
    opacity: 0;
  }

  .sp-visible {
    visibility: visible;
    opacity: 1;
  }

  .sp-none {
    display: none !important;
  }

  .rdx-btn {
    display: block;
  }

  .footer-inner {
    flex-direction: column-reverse;
    align-items: center;
    padding: 1rem;
  }

  .footer-inner > * {
    width: 100%;
  }

  .footer-menu {
    padding: 0;
    margin-bottom: 2rem;
  }

  .footer-menu ul {
    justify-content: space-around;
  }

  .footer-menu ul li {
    width: auto;
  }
}

.footer_img img {
  display: block;
  margin: 0 auto;
  width: 130px;
  height: auto;
  margin-bottom: 1rem;
}

/*************************************
* END only for sp START only for pc
*************************************/
@media print, screen and (min-width: 700px) {
  .pc-hide {
    visibility: hidden;
    opacity: 0;
  }

  .pc-visible {
    visibility: visible;
    opacity: 1;
  }

  .pc-none {
    display: none !important;
  }
}

.photo_list {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  align-items: flex-start;
  width: 100%;
}

.photo_list figure {
  width: calc((100% - 3rem) / 2);
  text-align: center;
  --theGutter: var(--gutter);
  margin-block-start: var(--theGutter);
}

.ul_normal {
  list-style: none;
}

.ul_normal li {
  margin-bottom: 1rem;
  position: relative;
}

.ul_normal li:last-child {
  margin-bottom: 0;
}

.ul_normal li::before {
  content: "\025b6";
  font-size: 70%;
  color: var(--mainColor);
  position: absolute;
  left: -1rem;
  top: 0;
  line-height: 2;
}

.ol_normal {
  list-style: none;
}
.italic {
  font-style: italic;
}
sup {
  font-size: 0.8em;
}
@media print, screen and (max-width: 700px) {
  .photo_list {
    gap: 1rem;
  }

  .photo_list figure {
    width: calc((100% - 1rem) / 2);
  }
}

.btn a {
  margin-top: 1rem;
  display: inline-block;
  background-color: var(--linkColor);
  color: #fff;
  padding: 0.5rem 2rem;
  transition: 0.2s;
}

.btn a:hover {
  opacity: 0.6;
  text-decoration: none;
}

.btn.disabled a {
  pointer-events: none;
  background-color: #ccc;
}

.topics dl {
  display: flex;
  flex-wrap: wrap;
}

.topics dl dt,
.topics dl dd {
  padding: 1.2rem 0;
  border-bottom: 1px solid #8b8b8b;
  line-height: 1.8;
}

.topics dl dt {
  flex-basis: 25%;
  color: #8b8b8b;
}

.topics dl dd {
  flex-basis: 75%;
}

.cancellation_policy {
  font-weight: 700;
  line-height: 1rem;
}

span.bold {
  font-weight: 700;
}

.venue_txt,
.access_txt {
  margin-bottom: 1rem;
}

.venue_img_flex {
  display: flex;
  justify-content: center;
}

.venue_img_content {
  display: inline-block;
  margin-right: 2%;
  margin-bottom: 2%;
}

.venue_img {
  height: 100%;
}

.access_img {
  width: 50%;
  margin: 0 auto;
}

.venue_txt span {
  display: block;
  text-indent: 4.25em;
}

.p_ebr {
  font-size: 80%;
  margin-left: 1rem;
  font-weight: normal;
}
.footer_bn {
  margin: 2rem 0;
  display: flex;
  gap: 2rem;
  justify-content: center;
}

.speakers-list {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem 1rem;
}

.speakers-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem 0;
  margin-top: 0;
}
.speakers-info img {
  aspect-ratio: 3 / 4;
  width: 180px;
  height: fit-content;
}

.del{
  text-decoration: line-through;
  -webkit-text-decoration: line-through;
}

.ins{
  color: red;
}

.pdf {
  width: 100%;
  aspect-ratio: 4 / 3;
}