* {
      box-sizing: border-box;
    }

    .body-d {
      margin: 0;
      padding: 20px;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background-color: #fafafa;
      color: #000;
      line-height: 1.6;
      font-size: 16px;
    }

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

    h1, h2, h3 {
      color: #e74c3c; /* Красный цвет заголовков */
      margin-top: 1.8em;
      margin-bottom: 0.8em;
      line-height: 1.3;
    }

    h1 {
      font-size: 28px;
      text-align: center;
      margin-top: 0;
    }

    h2 {
      font-size: 22px;
      border-bottom: 2px solid #e74c3c;
      padding-bottom: 6px;
    }

    p {
      margin-bottom: 1em;
    }

    blockquote {
      font-style: italic;
      padding: 16px 20px;
      margin: 20px 0;
      background-color: #f1f1f1;
      border-left: 4px solid #e74c3c;
      border-radius: 0 8px 8px 0;
    }

    /* Стили для таблиц */
    table {
      width: 100%;
      border-collapse: collapse;
      margin: 25px 0;
      font-size: 16px;
      box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    }

    th {
      background-color: #f1c40f; /* Ярко-жёлтый */
      color: #000;
      font-weight: bold;
      padding: 12px 14px;
      text-align: center;
    }

    td {
      padding: 12px 14px;
      text-align: center;
      border: 1px solid #ddd;
    }

    tr:nth-child(even) {
      background-color: #fff;
    }

    tr:nth-child(odd) {
      background-color: #fafafa;
    }

    /* Адаптивность таблиц на мобильных */
    @media (max-width: 600px) {
      table, thead, tbody, th, td, tr {
        display: block;
      }

      thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
      }

      tr {
        border: 1px solid #ccc;
        margin-bottom: 15px;
        border-radius: 8px;
        padding: 15px;
        background: white;
        box-shadow: 0 2px 6px rgba(0,0,0,0.08);
      }

      td {
        border: none;
        position: relative;
        padding-left: 50% !important;
        text-align: right;
      }

      td:before {
        content: attr(data-label);
        position: absolute;
        left: 16px;
        top: 12px;
        font-weight: bold;
        color: #e74c3c;
      }
.main-title {
    font-size: clamp(1.5rem, 6vw, 1.5rem);
    letter-spacing: -1px;
}


      /* Убираем чётность/нечётность на мобилках */
      tr:nth-child(even),
      tr:nth-child(odd) {
        background: white;
      }
    }
}
    @media (max-width: 480px) {
      body {
        padding: 15px;
        font-size: 15px;
      }

      h1 {
        font-size: 18px;
      }

      h2 {
        font-size: 20px;
      }
    }

        .main-title {
            color: #2F4F4F;
            font-size: 2.5em;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
            line-height: 1;
            margin: 20px 0;
        }

        .subtitle {
            color: #000;
            font-size: 1.4em;
            font-weight: 600;
            margin: 25px 0;
            line-height: 1.4;
        }
.tip-box {
      background: #fff3cd;
      border: 1px solid #ffeaa7;
      border-radius: 8px;
      padding: 18px;
      margin: 25px 0;
      font-size: 15px;
    }

    .tip-box h3 {
      text-align: left;
      margin-top: 0;
      font-size: 20px;
    }
 h1, h2, h3 {
      color: #e74c3c; /* Ярко-красный */
      margin-top: 1.8em;
      margin-bottom: 0.8em;
      text-align: center;
    }

    h1 {
      font-size: 32px;
      margin-top: 0;
      text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    }

    h2 {
      font-size: 24px;
      border-bottom: 2px dashed #e74c3c;
      padding-bottom: 8px;
    }
 .note-box {
      background: #fff3cd;
      border: 1px solid #ffeaa7;
      border-radius: 8px;
      padding: 18px;
      margin: 25px 0;
      font-size: 15px;
    }