/* CSS Document */
.explanation_area {
  display: block;
  max-width: 1000px;
  margin: 0 auto clamp(30px, 8%, 60px);
  text-align: center; }
  .explanation_area .br-sp {
    display: none; }
    @media (max-width: 768px) {
      .explanation_area .br-sp {
        display: block; } }
  @media (max-width: 1000px) {
    .explanation_area {
      padding: 0 15px; } }
  .explanation_area h3 {
    display: block;
    font-weight: bold;
    font-size: clamp(18px, 2vw, 23px);
    margin: 0.5em auto 1em; }
  .explanation_area p {
    font-size: clamp(13px, 1vw, 16px);
    line-height: 2; }