@charset "utf-8";
/* CSS Document */

   .tanktop-section {
    font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
    line-height: 1.8;
    font-size: 1.2rem; /* ページ全体ではなく、このセクションだけ文字サイズを大きく */
    color: #333;
  }
  .problem-section {
    background: #f9f3ec;
    border-top: 3px solid #d3a243;
    padding: 20px 10px;
    text-align: center;
  }
  .problem-text {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.5rem;
    color: #444;
  }
  .problem-text strong {
    font-weight: bold;
    font-size: 1.5rem;
    color: #222;
  }
  .solution-section {
    padding: 40px 10px;
    background: #ffffff;
    text-align: center;
    border-bottom: 1px solid #e0e0e0;
  }
  .solution-section h2 {
    font-size: 2.0rem;
    margin-bottom: 20px;
    color: #222;
  }
  .solution-section p {
    max-width: 700px;
    margin: 0 auto 20px;
    font-size: 1.6rem;
    color: #555;
  }
  .benefits {
    max-width: 500px;
    margin: 0 auto;
    padding: 0;
    list-style: none;
    text-align: left;
  }
  .benefits li {
    background: #fdfcf8;
    margin-bottom: 8px;
    padding: 10px 15px;
    border-left: 4px solid #d3a243;
    font-size: 1.4rem;
    color: #444;
  }