/* CSS cho trang sa88 */
    :root {
      --page-sa88-primary-bg: #1a1a1a;
      --page-sa88-secondary-bg: #2a2a2a;
      --page-sa88-text-color: #f0f0f0;
      --page-sa88-accent-color: #ffcc00;
      --page-sa88-button-bg: #e74c3c;
      --page-sa88-button-hover-bg: #c0392b;
      --page-sa88-border-color: #444;
      --page-sa88-card-bg: #333;
    }

    .page-sa88 {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-sa88-primary-bg);
      color: var(--page-sa88-text-color);
      line-height: 1.6;
      padding-bottom: 80px; /* Đảm bảo đủ không gian cho nút nổi */
    }

    .page-sa88 .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 15px;
    }

    .page-sa88 h1, .page-sa88 h2, .page-sa88 h3 {
      color: var(--page-sa88-accent-color);
      text-align: center;
      margin-bottom: 25px;
      padding-top: 20px;
    }

    .page-sa88 h1 {
      font-size: 2.5em;
      margin-top: 0;
    }

    .page-sa88 h2 {
      font-size: 2em;
      border-bottom: 2px solid var(--page-sa88-accent-color);
      display: inline-block;
      padding-bottom: 10px;
      margin-left: auto;
      margin-right: auto;
    }
    .page-sa88 h3 {
      font-size: 1.5em;
      color: var(--page-sa88-text-color);
    }

    .page-sa88 p {
      margin-bottom: 15px;
      text-align: justify;
    }

    .page-sa88 .section-intro {
      text-align: center;
      margin-bottom: 40px;
    }

    .page-sa88 .section-intro img {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px auto;
      border-radius: 8px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    }

    .page-sa88 .btn {
      display: inline-block;
      background-color: var(--page-sa88-button-bg);
      color: #fff;
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin: 10px;
      white-space: nowrap;
    }

    .page-sa88 .btn:hover {
      background-color: var(--page-sa88-button-hover-bg);
    }

    .page-sa88 .flex-center {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 20px;
      margin-top: 20px;
      margin-bottom: 40px;
    }

    .page-sa88 .floating-button {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: #008000; /* Màu xanh lá cây nổi bật */
      color: #fff;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      z-index: 1000;
      animation: pulse 2s infinite;
      white-space: nowrap;
    }

    .page-sa88 .floating-button:hover {
      background-color: #006400;
    }

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

    .page-sa88 .game-grid, .page-sa88 .provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-bottom: 40px;
    }

    .page-sa88 .game-card, .page-sa88 .provider-card {
      background-color: var(--page-sa88-card-bg);
      border-radius: 8px;
      overflow: hidden;
      text-align: center;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-sa88 .game-card:hover, .page-sa88 .provider-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.6);
    }

    .page-sa88 .game-card img, .page-sa88 .provider-card img {
      width: 100%;
      height: 120px; /* Fixed height for consistency */
      object-fit: contain; /* Ensure logos are fully visible */
      padding: 10px;
      background-color: var(--page-sa88-secondary-bg); /* Lighter background for logos */
      border-bottom: 1px solid var(--page-sa88-border-color);
    }

    .page-sa88 .game-card a, .page-sa88 .provider-card a {
      display: block;
      padding: 15px 10px;
      color: var(--page-sa88-text-color);
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      flex-grow: 1;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-sa88 .game-card a:hover, .page-sa88 .provider-card a:hover {
      color: var(--page-sa88-accent-color);
    }

    .page-sa88 .promo-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin-bottom: 40px;
    }

    .page-sa88 .promo-item {
      background-color: var(--page-sa88-card-bg);
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

    .page-sa88 .promo-item img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      border-bottom: 1px solid var(--page-sa88-border-color);
    }

    .page-sa88 .promo-content {
      padding: 20px;
    }

    .page-sa88 .promo-content h3 {
      margin-top: 0;
      text-align: left;
      color: var(--page-sa88-accent-color);
    }

    .page-sa88 .promo-content p {
      font-size: 0.95em;
      margin-bottom: 15px;
      text-align: left;
    }

    .page-sa88 .promo-content .btn {
      margin: 0;
    }

    .page-sa88 .info-section {
      background-color: var(--page-sa88-secondary-bg);
      padding: 30px;
      border-radius: 8px;
      margin-bottom: 40px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    }

    .page-sa88 .info-section h3 {
      color: var(--page-sa88-accent-color);
      margin-bottom: 15px;
      text-align: left;
    }

    .page-sa88 .info-section ul {
      list-style: disc;
      padding-left: 20px;
    }

    .page-sa88 .info-section li {
      margin-bottom: 10px;
    }

    /* Responsive adjustments */
    @media (min-width: 768px) {
      .page-sa88 h1 {
        font-size: 3em;
      }
      .page-sa88 h2 {
        font-size: 2.5em;
      }
      .page-sa88 .game-grid, .page-sa88 .provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      }
      .page-sa88 .promo-item {
        flex-direction: row;
      }
      .page-sa88 .promo-item img {
        width: 300px;
        height: auto;
        flex-shrink: 0;
      }
      .page-sa88 .promo-content {
        flex-grow: 1;
      }
    }

    @media (min-width: 1024px) {
      .page-sa88 .game-grid, .page-sa88 .provider-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }
    }