/* Tổng quan */
    .page-nw88 {
      font-family: 'Arial', sans-serif;
      background-color: #1a1a1a; /* Nền tối */
      color: #f0f0f0; /* Chữ sáng */
      line-height: 1.6;
      padding-bottom: 80px; /* Khoảng trống cho nút nổi */
    }

    .page-nw88 a {
      color: #ffd700; /* Màu vàng kim cho liên kết */
      text-decoration: none;
    }

    .page-nw88 a:hover {
      text-decoration: underline;
    }

    .page-nw88 .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-nw88 .section-title {
      font-size: 2.5em;
      color: #ffd700;
      text-align: center;
      margin-bottom: 40px;
      padding-top: 20px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .page-nw88 .section-title span {
      display: block;
      font-size: 0.6em;
      color: #ccc;
      margin-top: 5px;
    }

    /* Hero Section */
    .page-nw88 .hero-section {
      text-align: center;
      padding: 20px 0 40px;
      background-color: #000;
      position: relative;
      overflow: hidden;
    }

    .page-nw88 .hero-image {
      width: 100%;
      height: auto;
      max-width: 100%; /* Đảm bảo hình ảnh không bị kéo giãn */
      display: block;
      margin: 0 auto;
    }

    .page-nw88 .hero-content {
      position: relative;
      z-index: 10;
      padding: 20px 15px;
    }

    .page-nw88 .hero-content h1 {
      font-size: 2.8em;
      color: #fff;
      margin-top: 20px;
      margin-bottom: 15px;
      line-height: 1.2;
    }

    .page-nw88 .hero-content p {
      font-size: 1.2em;
      color: #eee;
      margin-bottom: 30px;
    }

    .page-nw88 .hero-button {
      display: inline-block;
      background-color: #e44d26; /* Màu cam nổi bật */
      color: #fff;
      padding: 15px 30px;
      border-radius: 50px;
      font-size: 1.3em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-nw88 .hero-button:hover {
      background-color: #ff6a00;
      text-decoration: none;
    }

    /* Floating Login Button */
    .page-nw88 .floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #e44d26; /* Màu cam nổi bật */
      color: #fff;
      padding: 15px 25px;
      border-radius: 50px;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
      z-index: 1000;
      text-align: center;
      transition: transform 0.3s ease, background-color 0.3s ease;
      animation: pulse 2s infinite;
    }

    .page-nw88 .floating-button:hover {
      background-color: #ff6a00;
      transform: scale(1.05);
      text-decoration: none;
    }

    @keyframes pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.05); }
      100% { transform: scale(1); }
    }

    /* Giới thiệu Section */
    .page-nw88 .intro-section {
      padding: 40px 0;
      background-color: #222;
      text-align: center;
    }

    .page-nw88 .intro-section p {
      max-width: 800px;
      margin: 0 auto 20px;
      font-size: 1.1em;
    }

    /* Game Categories */
    .page-nw88 .game-categories {
      padding: 40px 0;
      background-color: #1a1a1a;
    }

    .page-nw88 .game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
    }

    .page-nw88 .game-card {
      background-color: #2a2a2a;
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      padding: 15px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-nw88 .game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    }

    .page-nw88 .game-card img {
      width: 80px;
      height: 80px;
      object-fit: contain;
      margin-bottom: 10px;
    }

    .page-nw88 .game-card h3 {
      font-size: 1.2em;
      color: #ffd700;
      margin: 0;
    }

    /* Game Providers */
    .page-nw88 .provider-section {
      padding: 40px 0;
      background-color: #222;
    }

    .page-nw88 .provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      gap: 15px;
      justify-items: center;
    }

    .page-nw88 .provider-logo {
      background-color: #333;
      padding: 10px;
      border-radius: 8px;
      width: 100px;
      height: 60px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.2s ease;
    }

    .page-nw88 .provider-logo:hover {
      transform: scale(1.05);
    }

    .page-nw88 .provider-logo img {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
    }

    /* Promotions */
    .page-nw88 .promotions-section {
      padding: 40px 0;
      background-color: #1a1a1a;
    }

    .page-nw88 .promo-list {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      justify-content: center;
    }

    .page-nw88 .promo-item {
      background-color: #2a2a2a;
      border-radius: 10px;
      padding: 20px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      max-width: 350px;
      text-align: center;
    }

    .page-nw88 .promo-item h3 {
      color: #e44d26;
      font-size: 1.5em;
      margin-bottom: 10px;
    }

    .page-nw88 .promo-item p {
      font-size: 1em;
      color: #ccc;
    }

    /* Why Choose Section */
    .page-nw88 .why-choose-section {
      padding: 40px 0;
      background-color: #222;
    }

    .page-nw88 .advantage-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
    }

    .page-nw88 .advantage-item {
      background-color: #2a2a2a;
      border-radius: 10px;
      padding: 25px;
      text-align: center;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-nw88 .advantage-item h3 {
      color: #ffd700;
      font-size: 1.4em;
      margin-bottom: 10px;
    }

    .page-nw88 .advantage-item p {
      color: #ccc;
    }

    /* Hướng Dẫn */
    .page-nw88 .guide-section {
      padding: 40px 0;
      background-color: #1a1a1a;
    }

    .page-nw88 .guide-steps {
      display: flex;
      flex-direction: column;
      gap: 20px;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-nw88 .guide-step {
      background-color: #2a2a2a;
      border-radius: 10px;
      padding: 20px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      display: flex;
      align-items: center;
      gap: 15px;
    }

    .page-nw88 .guide-step .step-number {
      background-color: #e44d26;
      color: #fff;
      border-radius: 50%;
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 1.2em;
      flex-shrink: 0;
    }

    .page-nw88 .guide-step h3 {
      color: #ffd700;
      margin: 0;
      font-size: 1.3em;
    }

    .page-nw88 .guide-step p {
      color: #ccc;
      margin-top: 5px;
    }

    /* FAQ */
    .page-nw88 .faq-section {
      padding: 40px 0;
      background-color: #222;
    }

    .page-nw88 .faq-item {
      background-color: #2a2a2a;
      border-radius: 10px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-nw88 .faq-question {
      padding: 15px 20px;
      background-color: #333;
      color: #ffd700;
      font-weight: bold;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 1.1em;
    }

    .page-nw88 .faq-question::after {
      content: '+';
      font-size: 1.5em;
      transition: transform 0.3s ease;
    }

    .page-nw88 .faq-question.active::after {
      content: '-';
      transform: rotate(180deg);
    }

    .page-nw88 .faq-answer {
      padding: 0 20px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      color: #ccc;
    }

    .page-nw88 .faq-answer p {
      padding-bottom: 15px;
      margin: 0;
    }

    /* Social Media */
    .page-nw88 .social-section {
      padding: 40px 0;
      background-color: #1a1a1a;
      text-align: center;
    }

    .page-nw88 .social-links {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 20px;
    }

    .page-nw88 .social-link {
      display: inline-block;
      width: 50px;
      height: 50px;
      background-color: #333;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8em;
      color: #ffd700;
      transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .page-nw88 .social-link:hover {
      background-color: #e44d26;
      transform: translateY(-3px);
      color: #fff;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-nw88 .section-title {
        font-size: 2em;
      }

      .page-nw88 .hero-content h1 {
        font-size: 2em;
      }

      .page-nw88 .hero-content p {
        font-size: 1em;
      }

      .page-nw88 .hero-button,
      .page-nw88 .floating-button {
        padding: 12px 20px;
        font-size: 1em;
      }

      .page-nw88 .game-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      .page-nw88 .provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
      }

      .page-nw88 .promo-item {
        max-width: 100%;
      }

      .page-nw88 .advantage-grid {
        grid-template-columns: 1fr;
      }

      .page-nw88 .guide-step {
        flex-direction: column;
        text-align: center;
      }
      .page-nw88 .guide-step .step-number {
        margin-bottom: 10px;
      }
    }