.dx_obi_wrap {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: center;
          justify-content: center;
  -webkit-box-align: center;
          align-items: center;
  height: 80px;
  border-bottom: 2px solid #eeeeee;
  background-repeat: repeat;
  background-position: 50% 0;
  background-image: url(../images//obi_bg_dx.png);
}

@media (min-width: 768px), print {
  .dx_obi_wrap {
    height: 130px;
  }
}

.dx_obi_title {
  position: relative;
  display: inline-block;
  padding-bottom: 0.4em;
  font-size: 20px;
  line-height: 1.1;
  font-weight: bold;
}

.dx_obi_title::after {
  content: '';
  position: absolute;
  z-index: 1;
  left: 0;
  bottom: 0;
  right: 0;
  margin: 0 auto;
  width: 2em;
  height: 4px;
  background-color: #1e3ebe;
}

@media (min-width: 768px), print {
  .dx_obi_title {
    font-size: 34px;
    line-height: 1;
  }
}

.dx_section_wrap {
  margin-bottom: 30px;
}

@media (min-width: 768px), print {
  .dx_section_wrap {
    margin-bottom: 50px;
  }
}

.dx_contents_wrap {
  margin: 0;
}

@media (min-width: 768px), print {
  .dx_contents_wrap {
    margin: 0 20px;
  }
}

.dx_title_main02 {
  position: relative;
  margin-bottom: 16px;
  padding: 13px 10px 13px 26px;
  background-color: #f3f3f3;
  font-size: 16px;
  font-weight: bold;
  line-height: 1.2;
  box-shadow: 2px 2px 0 #9b9795;
}

.dx_title_main02::before {
  content: '';
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 10px;
  width: 4px;
  background-color: #1e3ebe;
}

.dx_title_main01 {
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid #9b9795;
  font-size: 16px;
  line-height: 1.2;
  font-weight: bold;
}

@media (min-width: 768px), print {
  .dx_title_main02 {
    margin-bottom: 22px;
    margin: 0 0px 30px 0px;
    font-size: 22px;
  }

  .dx_title_main01 {
    margin-bottom: 20px;
    padding-left: 10px;
    font-size: 21px;
  }
}

.dx_top_message_wrap {
  display: flex;
  align-items: start;
}

.dx_top_img {
  width: 80px;
  margin-right: 10px;
}

.dx_top_message_name {
  text-align: right;
  margin-top: 5px;
}

@media (min-width: 768px), print {
  .dx_top_img {
    width: 160px;
    margin-right: 20px;
  }
}

.dx_business_model_wrap {
  display: block;
}

.dx_business_model_img {
  width: 100%;
}

@media (min-width: 768px), print {
  .dx_business_model_wrap {
    display: flex;
    align-items: start;
  }

  .dx_business_model_img {
    width: 470px;
    margin-left: 20px;
  }
}

.dx_strategy_bottom {
  margin-bottom: 15px;
}

@media (min-width: 768px), print {
  .dx_strategy_bottom {
    margin-bottom: 30px;
  }
}

.dx_structure_txt {
  margin-bottom: 10px;
}

.dx_structure_img {
  width: 100%;
}

@media (min-width: 768px), print {
  .dx_structure_txt {
    margin-bottom: 20px;
  }

  .dx_structure_img {
    padding: 0 50px;
  }  
}

.dx_index_wrap {
  display: block;
}

.dx_index_contents {
  border: 2px solid #1e3ebe;
  width: 100%;
  margin-bottom: 10px;
}

.dx_index_header {
  color: #FFFFFF;
  background: #1e3ebe;
  height: 52px;
  font-size: 13px;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 5px;
}

.dx_index_header_row2 {
  height: 52px;
}

.dx_index_body {
  height: 45px;
  font-size: 15px;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 5px;
}

@media (min-width: 768px), print {
  .dx_index_wrap {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
  }

  .dx_index_contents {
    margin-bottom: 20px;
  }
  
  .dx_index_header {
    height: 42px;
    font-size: 16px;
  }

  .dx_index_header_row2 {
    height: 65px;
  }
  
  .dx_index_body {
    font-size: 18px;
  }
}

.dx_doc_link_wrap {
  display: flex;
  justify-content: center;
}

.dx_doc_link {
  width: 100%;
  color: #4da7e6;
  background: #f3f3f3;
  border: 2px solid #4da7e6;
  font-size: 16px;
  font-weight: bold;
  padding: 10px 0;
  border-radius: 10px;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
}

.dx_doc_pdf_img {
  width: 20px;
  margin-left: 5px;
}

.dx_pdf_img {
  width: 80%;
  margin-bottom: 10px;
  border: 1px solid #f3f3f3;
}

@media (min-width: 768px), print {
  .dx_doc_link {
    width: 350px;
    font-size: 20px;
    border-radius: 10px;
    text-align: center;
  }

  .dx_pdf_img {
    width: 300px;
  }
}