/*---------------------------------------------------
page_title
---------------------------------------------------*/
.page_title {
  font-size: 2.0rem;
  padding: 20px 0px;
  border-top: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
  margin-bottom: 55px;
}

@media screen and (max-width: 767px) {
  .page_title {
    font-size: 1.8rem;
    padding: 13px 0;
    margin-top: 20px;
    margin-bottom: 30px;
    border-top: 3px double #ddd;
    border-bottom: 3px double #ddd;
  }
}

.main_img {
  margin-bottom: 60px;
}

.main_img img {
  width: 100%;
}

.section {
  margin-bottom: 120px;
}

@media screen and (max-width: 767px) {
  .section {
    margin-bottom: 60px;
  }
}

@media screen and (min-width: 768px) {
  .section_title {
    position: relative;
    padding-bottom: 100px;
  }
}

.section_title h3 {
  font-size: 1.8rem;
  margin: 0 auto 20px;
  letter-spacing: 5px;
  border: 3px double #ddd;
  padding: 8px 60px;
  display: inline-block;
  background: #f3f3f3;
}

@media screen and (min-width: 768px) {
  .section_title h3 {
    position: absolute;
    top: 0;
    left: 0;
  }
}

@media screen and (max-width: 767px) {
  .section_title h3 {
    width: 100%;
    text-align: center;
  }
}

@media screen and (min-width: 768px) {
  .section_title:before {
    content: "";
    position: absolute;
    top: 26px;
    left: 0;
    width: 100%;
    height: 1px;
    background: #ddd;
  }
}

.section_inr {
  max-width: 900px;
  margin: 0 auto 40px;
}

.section_inr h4 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.section_inr p {
  line-height: 2.2;
  letter-spacing: 0.15em;
  text-align: justify;
}

.section_inr a {
  color: #2d405e;
}

.section_inr .text_area {
  float: left;
  width: -webkit-calc(100% - 280px);
  width: calc(100% - 280px);
  padding-right: 50px;
}

@media screen and (max-width: 767px) {
  .section_inr .text_area {
    float: none;
    width: 100%;
    padding-right: 0;
    margin-bottom: 30px;
  }
}

.section_inr .text_area dl {
  margin: 30px 10px;
}

.section_inr .text_area dl dt {
  font-weight: bold;
  margin-bottom: 10px;
}

.section_inr .text_area dl dd ol {
  list-style: cjk-ideographic;
  margin-left: 3em;
  margin-bottom: 5px;
}

.section_inr .img_area {
  float: right;
  width: 280px;
}

@media screen and (max-width: 767px) {
  .section_inr .img_area {
    float: none;
    width: 100%;
  }
}

.section_inr .btn_more {
  text-align: center;
  margin: 40px auto;
}

.section_inr .kikka_block {
  border-bottom: 1px solid #ddd;
  padding-bottom: 45px;
}

.section_inr .kikka_block dl dt {
  font-weight: bold;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.section_inr .kikka_block dl dd .iframe_area {
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 50%;
  padding-top: 30px;
  height: 0;
  overflow: hidden;
}

.section_inr .kikka_block dl dd .iframe_area iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}