/* Tổng quan */
    .page-68win18 {
      font-family: 'Arial', sans-serif;
      color: #f0f0f0;
      background-color: #1a1a1a;
      line-height: 1.6;
      overflow-x: hidden;
      padding-bottom: 80px; /* Cho nút nổi */
    }

    .page-68win18__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-68win18__section {
      padding: 40px 0;
    }

    .page-68win18__section--dark {
      background-color: #222;
    }

    .page-68win18__heading {
      text-align: center;
      margin-bottom: 30px;
      color: #FFD700;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-68win18__sub-heading {
      text-align: center;
      margin-bottom: 20px;
      color: #f0f0f0;
      font-size: 1.8em;
      font-weight: bold;
    }

    .page-68win18__text-center {
      text-align: center;
    }

    /* Hero Section */
    .page-68win18__hero-section {
      position: relative;
      background-size: cover;
      background-position: center;
      color: #fff;
      text-align: center;
      padding: 10px 0 60px; /* Padding top cho header cố định */
      min-height: 450px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      overflow: hidden;
    }

    .page-68win18__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.6);
      z-index: 1;
    }

    .page-68win18__hero-content {
      position: relative;
      z-index: 2;
      max-width: 900px;
      padding: 20px;
    }

    .page-68win18__hero-title {
      font-size: 3em;
      margin-bottom: 15px;
      line-height: 1.2;
      color: #FFD700;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-68win18__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      color: #f0f0f0;
    }

    .page-68win18__button {
      display: inline-block;
      background-color: #FFD700;
      color: #1a1a1a;
      padding: 12px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
      font-size: 1.1em;
    }

    .page-68win18__button:hover {
      background-color: #e6c200;
      transform: translateY(-2px);
    }

    /* Giới thiệu */
    .page-68win18__introduction-text {
      font-size: 1.1em;
      text-align: justify;
      margin-bottom: 20px;
    }

    /* Trò chơi phổ biến */
    .page-68win18__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-68win18__game-card {
      background-color: #2a2a2a;
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      display: flex;
      flex-direction: column;
      box-sizing: border-box;
    }

    .page-68win18__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    }

    .page-68win18__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      max-width: 100%; /* Đảm bảo hình ảnh không vượt quá thẻ cha */
      box-sizing: border-box;
    }

    .page-68win18__game-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-68win18__game-title {
      font-size: 1.4em;
      color: #FFD700;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-68win18__game-description {
      font-size: 0.95em;
      color: #ccc;
      margin-bottom: 15px;
      flex-grow: 1;
    }

    /* Ưu đãi & Khuyến mãi */
    .page-68win18__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-68win18__promo-card {
      background-color: #2a2a2a;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      padding: 25px;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-sizing: border-box;
    }

    .page-68win18__promo-icon {
      width: 100px; /* Kích thước tối thiểu 200px cho ảnh, nhưng đây là icon */
      height: 100px; /* Đây là placeholder, sẽ được thay thế bằng hình ảnh lớn hơn */
      margin-bottom: 15px;
      display: block;
      max-width: 100%;
      height: auto;
      object-fit: contain;
    }

    .page-68win18__promo-title {
      font-size: 1.5em;
      color: #FFD700;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-68win18__promo-description {
      font-size: 1em;
      color: #ccc;
      margin-bottom: 20px;
    }

    /* Hướng dẫn */
    .page-68win18__guide-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin-top: 30px;
    }

    .page-68win18__guide-item {
      background-color: #2a2a2a;
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      display: flex;
      align-items: flex-start;
      gap: 20px;
      box-sizing: border-box;
    }

    .page-68win18__guide-step-number {
      font-size: 2em;
      font-weight: bold;
      color: #FFD700;
      flex-shrink: 0;
      width: 40px;
      text-align: center;
    }

    .page-68win18__guide-content {
      flex-grow: 1;
    }

    .page-68win18__guide-title {
      font-size: 1.4em;
      color: #FFD700;
      margin-bottom: 10px;
    }

    .page-68win18__guide-description {
      font-size: 1em;
      color: #ccc;
    }

    /* Lý do chọn 68win18 */
    .page-68win18__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-68win18__feature-card {
      background-color: #2a2a2a;
      border-radius: 10px;
      padding: 25px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      box-sizing: border-box;
    }

    .page-68win18__feature-icon {
      width: 100px; /* Kích thước tối thiểu 200px cho ảnh, nhưng đây là icon */
      height: 100px; /* Đây là placeholder, sẽ được thay thế bằng hình ảnh lớn hơn */
      margin-bottom: 15px;
      display: block;
      margin-left: auto;
      margin-right: auto;
      max-width: 100%;
      height: auto;
      object-fit: contain;
    }

    .page-68win18__feature-title {
      font-size: 1.4em;
      color: #FFD700;
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-68win18__feature-description {
      font-size: 0.95em;
      color: #ccc;
    }

    /* FAQ Section */
    .page-68win18__faq-section {
      background-color: #1a1a1a;
      padding: 40px 0;
    }

    .page-68win18__faq-container {
      max-width: 800px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-68win18__faq-item {
      background-color: #2a2a2a;
      margin-bottom: 10px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-68win18__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #333;
      color: #f0f0f0;
      cursor: pointer;
      user-select: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-68win18__faq-question:hover {
      background-color: #444;
    }

    .page-68win18__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      color: #FFD700;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      font-size: 1.2em;
    }

    .page-68win18__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 10px;
      color: #FFD700;
      pointer-events: none; /* Ngăn chặn toggle chặn sự kiện click */
      transition: transform 0.3s ease;
    }

    .page-68win18__faq-item.active .page-68win18__faq-toggle {
      transform: rotate(45deg); /* Biến đổi '+' thành 'x' hoặc '-' */
    }

    .page-68win18__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      background-color: #2a2a2a;
      color: #ccc;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-68win18__faq-item.active .page-68win18__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px !important;
      opacity: 1;
    }

    .page-68win18__faq-answer p {
      margin: 0;
      padding-bottom: 10px;
    }

    /* Nút nổi */
    .page-68win18__floating-button {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background-color: #FFD700;
      color: #1a1a1a;
      padding: 15px 20px;
      text-align: center;
      font-size: 1.2em;
      font-weight: bold;
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      text-decoration: none;
      transition: background-color 0.3s ease;
      display: none; /* Mặc định ẩn, chỉ hiện trên mobile */
    }

    .page-68win18__floating-button:hover {
      background-color: #e6c200;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-68win18__hero-section {
        padding-top: 10px; /* Điều chỉnh padding cho mobile */
        min-height: 350px;
      }

      .page-68win18__hero-title {
        font-size: 2em;
      }

      .page-68win18__hero-description {
        font-size: 1em;
      }

      .page-68win18__heading {
        font-size: 2em;
      }

      .page-68win18__sub-heading {
        font-size: 1.5em;
      }

      .page-68win18__game-grid,
      .page-68win18__promo-grid,
      .page-68win18__feature-grid {
        grid-template-columns: 1fr;
      }

      .page-68win18__guide-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .page-68win18__guide-step-number {
        margin-bottom: 10px;
      }

      .page-68win18__floating-button {
        display: block; /* Hiện nút nổi trên mobile */
      }

      /* Responsive cho tất cả hình ảnh */
      .page-68win18 img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      /* Responsive cho tất cả các container chứa ảnh hoặc nội dung */
      .page-68win18__game-card,
      .page-68win18__promo-card,
      .page-68win18__feature-card,
      .page-68win18__guide-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 15px !important; /* Điều chỉnh padding */
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      /* Responsive cho các list items */
      .page-68win18__game-grid > *,
      .page-68win18__promo-grid > *,
      .page-68win18__feature-grid > *,
      .page-68win18__guide-list > * {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 15px !important; /* Đảm bảo padding không quá lớn */
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      /* Responsive cho các container list */
      .page-68win18__game-grid,
      .page-68win18__promo-grid,
      .page-68win18__feature-grid,
      .page-68win18__guide-list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-68win18__faq-question {
        padding: 15px;
        font-size: 1em;
      }

      .page-68win18__faq-question h3 {
        font-size: 1em;
      }

      .page-68win18__faq-answer {
        padding: 0 15px;
      }

      .page-68win18__faq-item.active .page-68win18__faq-answer {
        padding: 15px !important;
      }
    }

    @media (min-width: 769px) {
      .page-68win18__floating-button {
        display: none; /* Ẩn nút nổi trên desktop */
      }
    }