@media screen and (max-width: 767.999px) {
  #subpage_title_area h1 {
    font-size: 24px;
  }
  section.first_section {
    padding: 50px 30px;
  }
  #news_list > dl {
    border-bottom: 1px solid #dfdcd0;
  }
  #news_list > dl:nth-of-type(1) {
    border-top: 1px solid #dfdcd0;
  }
  #news_list > dl > dt {
    font-size: 14px;
    font-weight: 600;
    padding: 13px 5px 0 5px;
  }
  #news_list > dl > dd {
    font-size: 14px;
    width: 100%;
    line-height: 2;
    padding: 4px 5px 13px;
  }
}