@charset "UTF-8";
article {
  margin-bottom: 60px;
}
article .article_title {
  font-size: 2rem;
  line-height: 1.5;
  margin-bottom: 20px;
}
article .article_date {
  margin-bottom: 20px;
}
article img,
article video {
  height: 100%;
  width: 100%;
  margin-bottom: 20px;
}
article .img_vertical {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
article .img_vertical img {
  max-height: 82vh;
  object-fit: contain;
}
article .description:has(+.credit_list),
article .bullet_point:has(+.credit_list) {
  margin-bottom: 40px;
}
article .credit_list {
  max-width: 660px;
}
article .credit_item {
  display: flex;
}
article .credit_title {
  white-space: nowrap;
  margin-right: 4px;
}
article #part_intro,
article section,
article .subsection,
article #part_summary {
  margin-bottom: 40px;
}
article .speaker_area {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}
article .speaker {
  flex-shrink: 0;
  width: 80px;
  text-align: center;
}
article .speaker img {
  height: 80px;
  width: 80px;
  border: solid 1px #D7D7D7;
  border-radius: 80px;
  margin-bottom: 0;
}
article .speaker_both .speaker:first-child {
  margin-bottom: 10px;
}
article .speaker_ballon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  width: 100%;
  padding: 12px;
  border: solid 1px #D7D7D7;
  background-color: #FFFFFF;
  position: relative;
}
article .speaker_ballon::before {
  content: '';
  position: absolute;
  top: 32px;
  margin-left: -12px;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}
article .speaker_ballon::after {
  content: '';
  position: absolute;
  top: 32px;
  margin-left: -12px;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}
article .speaker_ballon_right {
  margin-left: 20px;
}
article .speaker_ballon_right::before {
  left: 0;
  border-right: 12px solid #D7D7D7;
}
article .speaker_ballon_right::after {
  left: 2px;
  border-right: 12px solid #FFFFFF;
}
article .speaker_ballon_left {
  margin-right: 20px;
}
article .speaker_ballon_left::before {
  right: -12px;
  border-left: 12px solid #D7D7D7;
}
article .speaker_ballon_left::after {
  right: -10px;
  border-left: 12px solid #FFFFFF;
}
article .speaker_ballon .description {
  margin-bottom: 0;
}
article .section_list {
  padding: 12px;
  border: solid 1px #D7D7D7;
  margin-bottom: 20px;
}
article .section_list_title {
  text-align: center;
  margin-bottom: 12px;
}
article .section_title_list {
  margin-bottom: 12px;
}
article .section_title_list:last-child {
  margin-bottom: 0;
}
article .section_title_item {
  display: flex;
}
article .section_title_item .description {
  margin-bottom: 0;
}
article .section_title_item .link_text {
  color: #666666;
  font-weight: 400;
}
article .subsection_title {
  line-height: 1.5;
  margin-bottom: 20px;
}
article .subsection_title_parent {
  padding: 15px;
  color: #FFFFFF;
  font-size: 2rem;
  text-align: center;
  background-color: #3C3C3C;
}
article .subsection_title_child {
  display: flex;
  padding: 13px;
  font-size: 1.6rem;
  background-color: #F7F7F7;
}
article .subsection_title .title_number {
  white-space: nowrap;
  margin-right: 4px;
}
article .tips {
  padding: 18px 12px 12px;
  border: dashed 1px #D7D7D7;
  margin-bottom: 20px;
  position: relative;
}
article .tips_title {
  position: absolute;
  top: -12px;
  left: 12px;
  padding: 0 6px;
  color: #3C3C3C;
  font-weight: 700;
  background-color: #FFFFFF;
}
article .tips_item {
  display: flex;
}
article .tips .description,
article .tips_item .description {
  margin-bottom: 0;
}
@media (min-width:759px) {
  article .img_49 {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
  }
  article .img_49 img {
    width: 49%;
  }
  article .speaker_both {
    display: flex;
  }
  article .speaker_both .speaker:first-child {
    margin: 0 10px 0 0;
  }
}