@charset "UTF-8";
/* ----------------------------------------------------
 TOP
----------------------------------------------------*/
.home main section {
  padding: 6em 0;
}

/* mv
----------------------------------------------------*/
.home .mv {
  width: 100%;
  height: 750px; 
  position: relative;
  margin-top: 20px;
}

.home .mv img {
  width: 100%;
  height: 750px;
  object-fit: cover;
}

/***** deco *****/
.home main .grad.deco {
  background: url("../img/deco_buildings.png") repeat-x 0 0 / auto 56px, linear-gradient(135deg, #fed3ef 0%, #f9f0e1 50%, #e4f7fe 100%);
  padding: 9em 0 6em;
}

/***** top_icons *****/
.home main .top_icons ul {
  display: flex;
  justify-content: center;
  margin-bottom: 6em;
}

.home main .top_icons ul li {
  margin: 0 1em; 
}

.home main .top_icons ul li a {
  display: block;
  background: #fff;
  width: 250px;
  height: 250px;
  border-radius: 100%;
  position: relative;
}

.home main .top_icons ul li a:hover {
  opacity: .8;
}

.home main .top_icons ul li dl {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  line-height: 1.3;
}

.home main .top_icons ul li dl dt {
  text-align: center;
  font-size: 8rem;
  color: #8A4898;
}

.home main .top_icons ul li dl dd {
  text-align: center;
  font-weight: bold;
  font-size: 1.8rem;
}

/***** news *****/
.home main .news {
  background: #fff;
  padding: 4em;
  border-radius: 20px;
}

.home main .news dl.list_news dt {
  font-weight: bold;
  padding: 1em 0 0 0;
}

.home main .news dl.list_news dd {
  border-bottom: 1px solid #eee;
  padding: 0 0 1em 0;
}

.home main .news_note {
  margin-top: 2em;
}

/***** outline *****/
.home main dl.list_outline {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 3em;
}

.home main dl.list_outline dt {
  width: 8em;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-weight: bold;
}

.home main dl.list_outline dd {
  width: calc(100% - 8em);
  padding: 10px 0;
  border-bottom: 1px solid #eee;
}

/***** schedule *****/
.home main dl.list_schedule {
  display: flex;
  flex-wrap: wrap;
}

.home main dl.list_schedule dt {
  width: 12em;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-weight: bold;
}

.home main dl.list_schedule dd {
  width: calc(100% - 12em);
  padding: 10px 0;
  border-bottom: 1px solid #eee;
}

/***** greeting *****/
.home main .greeting figure {
  float: right;
  margin: 0 0 2em 2em;
}

.home main .greeting figure img {
  width: 400px;
  height: auto;
}

.home main .greeting .greeting_name_area {
  text-align: right;
}

.home main .greeting .greeting_name_area .post {
  display: block;
  font-weight: bold;
  font-size: 1.8rem;
}

.home main .greeting .greeting_name_area .name {
  display: block;
  font-weight: bold;
  font-size: 2.4rem;
}

.home main .greeting .greeting_name_area .affiliation {
  display: block;
  font-weight: bold;
}

/***** flyer *****/
.home main .flyer embed {
  width: 100%;
  height: 600px;
}

.home main .flyer embed + .btn_download {
  margin-top: 2em;
}

/* ----------------------------------------------------
 registration
----------------------------------------------------*/
.registration main section .inner {
  width: 900px;
}

.registration main dl.fee {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  margin-bottom: 1em;
}

.registration main dl.fee dt {
  padding: 0.5em;
  border-bottom: 1px solid #eee;
  width: 5em;
  font-weight: bold;
}

.registration main dl.fee dd {
  padding: 0.5em;
  border-bottom: 1px solid #eee;
  width: calc(100% - 5em);
}

/* ----------------------------------------------------
 program
----------------------------------------------------*/
.program main * + h4 {
  margin-top: 2em;
}

.program main .timetable embed,
.program main .poster embed{
  width: 100%;
  height: 600px;
}

.program main .timetable embed + .btn_download,
.program main .poster embed + .btn_download{
  margin-top: 2em;
}

.program main .keynote_speech .speaker_info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2em;
}

.program main .keynote_speech .speaker_info figure {
  width: 350px;
}

.program main .keynote_speech .speaker_info .speaker_name {
  width: calc(100% - 400px);
}

.program main .keynote_speech .speaker_info .speaker_name {
  width: calc(100% - 400px);
}

.program main .keynote_speech .jp_summary {
  border: 4px solid #eee;
  padding: 1.5em;
  border-radius: 20px;
}

.program main .keynote_speech .jp_summary p:last-of-type {
  margin-bottom: 0;
}

/* ----------------------------------------------------
 symposium
----------------------------------------------------*/
.symposium main * + h4 {
  margin-top: 2em;
}

.symposium main dl.list_topic_provider dd {
  margin-left: 1em;
  margin-bottom: 0.5em;
}

/* ----------------------------------------------------
 postcongress
----------------------------------------------------*/
.postcongress main * + h4 {
  margin-top: 2em;
}

.postcongress main .btn_external {
  margin: 2em auto 4em;
}

/* ----------------------------------------------------
 venue
----------------------------------------------------*/
.venue main * + h4 {
    margin-top: 2em;
}

.venue main .lead {
  margin-bottom: 4em;
}

.venue main .venue_wrap {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2em;
}

.venue main .venue_wrap figure {
  width: 35%;
}

.venue main .venue_wrap .venue_txt {
  width: 60%;
}

.venue main .gmap {
  height: 0;
  overflow: hidden;
  padding-bottom: 60%;
  position: relative;
  margin-bottom: 20px;
}

.venue main .train_map {
  max-width: 500px;
  height: auto;
  margin: 0 auto 2em;
}

.venue main .campus_map {
  max-width: 670px;
  height: auto;
  margin: 0 auto 2em;
}

.venue main .gmap iframe {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
}

/* ----------------------------------------------------
 preparation
----------------------------------------------------*/
.preparation main {
  text-align: center;
}

.preparation main .btn_back {
  margin-top: 3em;
}