/* Tổng quan */
    .page-u888 {
      font-family: 'Arial', sans-serif;
      color: #e0e0e0; /* Màu chữ sáng */
      background-color: #1a1a2e; /* Nền tối */
      line-height: 1.6;
      padding-bottom: 80px; /* Cho nút nổi không bị che */
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    .page-u888 a {
      color: #e94560; /* Màu liên kết nổi bật */
      text-decoration: none;
    }

    .page-u888 a:hover {
      text-decoration: underline;
    }

    .page-u888 .page-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 15px;
    }

    .page-u888 h1, .page-u888 h2, .page-u888 h3 {
      color: #f0f0f0;
      margin-top: 25px;
      margin-bottom: 15px;
      text-align: center; /* Tiêu đề trung tâm */
    }

    .page-u888 h1 {
      font-size: 2.2em;
      padding-top: 20px;
    }

    .page-u888 h2 {
      font-size: 1.8em;
      border-bottom: 2px solid #e94560;
      padding-bottom: 10px;
      margin-bottom: 20px;
    }

    .page-u888 h3 {
      font-size: 1.4em;
      color: #e94560;
    }

    .page-u888 p {
      margin-bottom: 15px;
      text-align: justify;
    }

    .page-u888 strong {
      color: #e94560;
    }

    /* Banner chính */
    .page-u888 .page-hero-banner {
      position: relative;
      width: 100%;
      overflow: hidden;
      background-color: #0d0d1a; /* Nền tối hơn cho banner */
      text-align: center;
      padding-bottom: 20px; /* Đảm bảo chữ nằm dưới ảnh */
    }

    .page-u888 .page-hero-banner img {
      width: 100%;
      height: auto;
      max-height: 400px; /* Giới hạn chiều cao cho banner */
      object-fit: cover;
      display: block;
      margin: 0 auto;
    }

    .page-u888 .page-hero-content {
      padding: 15px;
      color: #f0f0f0;
    }

    .page-u888 .page-hero-content h1 {
      font-size: 2.5em;
      margin-bottom: 10px;
      color: #f0f0f0;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
    }

    .page-u888 .page-hero-content p {
      font-size: 1.1em;
      margin-bottom: 20px;
      text-shadow: 1px 1px 3px rgba(0,0,0,0.7);
    }

    .page-u888 .page-cta-button {
      display: inline-block;
      background-color: #e94560;
      color: #ffffff;
      padding: 12px 25px;
      border-radius: 30px;
      font-size: 1.1em;
      font-weight: bold;
      text-transform: uppercase;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      text-decoration: none;
    }

    .page-u888 .page-cta-button:hover {
      background-color: #ff6b82;
      transform: translateY(-2px);
    }

    /* Nút đăng nhập/đăng ký nổi */
    .page-u888 .page-floating-buttons {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      display: flex;
      justify-content: space-around;
      padding: 10px 0;
      background-color: rgba(26, 26, 46, 0.95); /* Nền bán trong suốt */
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.4);
      z-index: 1000;
    }

    .page-u888 .page-floating-buttons a {
      flex: 1;
      text-align: center;
      margin: 0 5px;
      padding: 12px 0;
      border-radius: 25px;
      font-weight: bold;
      text-transform: uppercase;
      font-size: 1em;
      transition: background-color 0.3s ease;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-u888 .page-btn-register {
      background-color: #00b894; /* Màu xanh lá cây */
      color: #ffffff;
    }

    .page-u888 .page-btn-register:hover {
      background-color: #00d3a2;
    }

    .page-u888 .page-btn-login {
      background-color: #e94560; /* Màu đỏ hồng */
      color: #ffffff;
    }

    .page-u888 .page-btn-login:hover {
      background-color: #ff6b82;
    }

    /* Phần giới thiệu */
    .page-u888 .page-section {
      background-color: #2a2a4a; /* Nền section */
      margin-bottom: 20px;
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }

    /* Lưới sản phẩm/game */
    .page-u888 .page-game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 15px;
      margin-top: 20px;
      justify-items: center; /* Sản phẩm trung tâm */
    }

    .page-u888 .page-game-card {
      background-color: #3a3a5a;
      border-radius: 8px;
      overflow: hidden;
      text-align: center;
      padding: 10px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .page-u888 .page-game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
    }

    .page-u888 .page-game-card img {
      width: 100%;
      height: 100px; /* Chiều cao cố định cho ảnh game */
      object-fit: cover;
      border-radius: 5px;
      margin-bottom: 10px;
    }

    .page-u888 .page-game-card h3 {
      font-size: 1.1em;
      margin: 0;
      color: #f0f0f0;
    }

    /* Danh sách ưu điểm/tính năng */
    .page-u888 .page-feature-list {
      list-style: none;
      padding: 0;
      margin-top: 20px;
    }

    .page-u888 .page-feature-list li {
      background-color: #3a3a5a;
      margin-bottom: 10px;
      padding: 15px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-u888 .page-feature-list li::before {
      content: '✔';
      color: #00b894; /* Màu xanh lá cây */
      font-weight: bold;
      margin-right: 10px;
      font-size: 1.2em;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-u888 h1 {
        font-size: 2em;
      }
      .page-u888 h2 {
        font-size: 1.5em;
      }
      .page-u888 .page-hero-content h1 {
        font-size: 2em;
      }
      .page-u888 .page-hero-content p {
        font-size: 1em;
      }
      .page-u888 .page-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }
      .page-u888 .page-game-card img {
        height: 80px;
      }
    }

    @media (max-width: 480px) {
      .page-u888 h1 {
        font-size: 1.8em;
      }
      .page-u888 h2 {
        font-size: 1.3em;
      }
      .page-u888 .page-hero-content h1 {
        font-size: 1.8em;
      }
      .page-u888 .page-hero-content p {
        font-size: 0.9em;
      }
      .page-u888 .page-cta-button {
        padding: 10px 20px;
        font-size: 1em;
      }
      .page-u888 .page-floating-buttons a {
        font-size: 0.9em;
        padding: 10px 0;
      }
      .page-u888 .page-game-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      }
      .page-u888 .page-game-card img {
        height: 70px;
      }
    }