@charset "utf-8";

/* サブナビ　固有 */
nav.sub_nav{
  border-top: solid 1.5px #00ffcc;
  border-bottom: none;
}
ul.sub_nav{
  border-left: solid 1.5px #00ffcc;
}

/* ページ先頭へもどる（固有）　*/
.return_pagetop{
  border-top: solid 1.5px #00ffcc;
  padding: 12px 0;
}
.return_pagetop a{
  display: block;
  font-size: 18px;
  color: #fff;
  font-weight: normal;
}

/* page title　固有 */
h1.page_title{
  margin: 1px 0 0 0;
  border-top: solid 1.5px #00ffcc;
}


/* 講演動画の目次 */
nav.sub_nav_lectures{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: space-around;
  width: 100%;
  background: #636363;
  border-top: solid 1.5px #00ffcc;
  border-bottom: solid 3px #00ffcc;
  padding-top: 5px;
}
ul.sub_nav_lectures{
  width: auto;
  padding: 3px 0;
  margin: 8px auto 10px;
  border-left: solid 1.5px #00ffcc;
}
.sub_nav_lectures li {
  width: ;
}
.sub_nav_lectures li a {
  display: block;
  margin: 0;
  padding: 4px 10px;
  font-size: 16px;
  color: #fff;
  line-height: 1.5;
}
.sub_nav_lectures li a:hover {
  opacity: 0.5;
}


/* 講演動画をごらんいただけます。*/
p.link_click{
  margin: 0;
  padding: 20px 90px 20px 90px;
  background-color: #eee;
  border-bottom: solid 2px #663300;
  font-size: 18px;
  color: #003366;
  font-weight: bold;
  text-align: ;
  line-height: 1.5;
}


/* 各講演 */
section.chapter{
}
.each{
  display: flex;
  justify-content: center;
  width:;
  margin: 30px auto 15px;
}
.left{
  width: 30%;
  margin: 0 30px 0 0;
}
h3.chapter_title{
  width: ;
  padding: 15px 20px;
  margin: 0 auto;
  background: lightgray;
  font-size: 18px;
  letter-spacing: 1px;
  color: #000;
  line-height: 1.5;
  font-weight: bold;
  text-align: center;
  border-top: solid 3px #00ffcc;
  border-bottom: solid 2px #00ffcc;
  box-shadow: 10px 10px 15px -10px;
}
h3.chapter_title a{
  display: block;
}
.photo{
  width:;
  margin: 20px auto;
}
.photo img{
  border: solid 3px #663300;
  box-shadow: 10px 10px 15px -10px;
}
.shashin{
  width: 60%;
  display: block;
  margin: 0 auto;
}
.shashin02{
  width: 100%;
  display: block;
  margin: 0 auto;
}
.right{
  width: 60%;
}
p.p03{
  margin: 0;
  padding: 10px 15px;
  background-color: #eee;
  border-top: solid 2px #663300;
  border-bottom: solid 2px #663300;
  font-size: 18px;
  font-weight: bold;
  line-height: 1.4;
}
p.p04{
  margin: 10px 0 15px 0;
  padding: 10px 15px 5px;
  background-color: #eee;
  border-top: solid 2px #663300;
  font-size: 18px;
  font-weight: bold;
  line-height: 1.6;
}
p.p04 a{
  display: block;
}
p.p05{
  margin: 7px 0 0 0;
  padding: 5px 10px 3px 15px;
  font-size: 17px;
  font-weight: bold;
  line-height: 1.6;
}
p.p06{
  margin: 0;
  padding: 10px 10px 3px 40px;
  text-indent: -25px;
  font-size: 17px;
  font-weight: bold;
  line-height: 1.4;
}
.arrow_yokonarabi{
  display: flex;
  margin: 20px 0 0 0;
}
p.p07{
  margin: 0;
  padding: 0px 30px 5px 10px;
  font-size: 17px;
  font-weight: bold;
  line-height: 1.4;
}
ul.kajogaki{
  margin: 15px 0 10px 20px;
}
ul.kajogaki li{
  width: auto;
  padding: 5px 0 5px 10px;
  border-left: solid 3px #00ffcc;
  color: green;
  font-weight: bold;
}

/* 中間から先頭へもどる　  */
p.return_top{
  width: 100%;
  margin: 10px 0;
  padding: 7px 5px 5px;
  background-color: lightgray;
  border-top: solid 1px #00ffcc;
  border-bottom: solid 1px #00ffcc;
  text-align: center;
  font-size: 16px;
  font-weight: bold;
}

/* 終了 */