@charset "utf-8";
html {
  scroll-behavior: smooth;
}
#introduction p {
  margin-bottom: 20px;
  font-size: 18px;
}
#contentsarea h2 {
  margin: 100px 0 20px !important;
  padding: 35px 35px 30px !important;
  font-size: x-large !important;
  background: linear-gradient(to right, #fff 15%, rgba(160,160,165,0.25));
}
#contents_01 h4,
#contents_02 h4,
#contents_03 h4 {
  margin-bottom: 20px;
  padding: 19px 15px 14px 15px !important;
  font-size: 20px !important;
  font-weight: bold;
  color: #ffffff;
  line-height: 24px;
  word-break: keep-all;
}
#contents_01 h4 {
  background-color: #644080;
  word-break: keep-all;
}
#contents_02 h4{
  background-color: #B94B00;
  word-break: keep-all;
}
#contents_03 h4 small {
  color: #fff;
}
#contents aside li {
  margin-bottom: 6px;
  font-size: 14px;
}
.frame {
  display: flex;
  justify-content: center;
}
.img-frame {
  padding: 5px 8px;
  display: inline-block;
  cursor: pointer;
  border: 3px solid rgba(160,160,165,0.25);
  transition: all 0.7s ease 0s;
}
#contents_01 .img-frame:hover {
  border: 3px solid #AF8CC8;
}
#contents_02 .img-frame:hover {
  border: 3px solid #FA9628;
}
.modal-header {
  background-color: #505054;
  color: #ffffff;
}
.close {
  color: #ffffff;
}
.modal-body {
  background-color: #505054;    
}
.pc-only {
  margin: 5px auto;
  text-align: center;
  font-size: 14px;
}
/*
.modal-dialog-fluid {
  max-width: inherit;
  width: 98%;
  margin-left: 15px;
}
.modal-full {
  max-width: inherit;
  width: 98%;
  margin-left: 15px;
}
#scene .scene-img {
  display: flex;
}
*/
.tqspassport,
.ainote {
  font-style: oblique;
}
small {
  color: #fff !important;
}
.reference-exhibit {
  padding: 3px 5px 1px;
  border: solid thin #fff;
  font-size: 14px;
  font-weight: normal;
  line-height: 32px;
}
#contents_01 .fa-circle {
  color: #AF8CC8;
}
#contents_02 .fa-circle {
  color: #FA9628;
}
aside {
  margin-top: 50px;
}
.flex-box {
  display: flex;
}
.mg05 {
  margin: 5px;
}
.mt50 {
  margin-top: 50px;
}
.mb30 {
  margin-bottom: 30px;
}
.mb50 {
  margin-bottom: 50px;
}
.mb80 {
  margin-bottom: 80px;
}
.mb99 {
  margin-bottom: 100px;
}

@media (max-width: 470px) {
  #contents_01 h4,
  #contents_02 h4,
  #contents_03 h4 {
    font-size: 18px !important;
    line-height: 22px;
    font-weight: normal;
  }
  .pc-only {
    display: none;
  }
  .modal-header {
    font-size: 14px;
    line-height: 17px;
  } 
  .flex-box {
    display: block;
  }
}