* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial', sans-serif;
            line-height: 1.8;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            padding-bottom: 50px;
        }
        header {
            background-color: #2c3e50;
            color: white;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: #f1c40f;
        }
        .logo a {
            color: #f1c40f;
            text-decoration: none;
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
        }
        .main-nav {
            display: flex;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
        }
        .main-nav a:hover {
            color: #f1c40f;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            max-width: 1200px;
            margin: 1rem auto;
            padding: 0 2rem;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a {
            color: #2c3e50;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }
        h1 {
            font-size: 2.5rem;
            color: #2c3e50;
            margin-bottom: 1.5rem;
            border-bottom: 3px solid #f1c40f;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #2c3e50;
            margin: 2rem 0 1rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #34495e;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        strong {
            color: #2c3e50;
            font-weight: 700;
        }
        em {
            color: #e67e22;
        }
        .img-container {
            margin: 2rem 0;
            text-align: center;
        }
        .img-container img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .img-caption {
            font-size: 0.9rem;
            color: #666;
            margin-top: 0.5rem;
        }
        a.internal-link {
            color: #e67e22;
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted #e67e22;
            transition: all 0.3s;
        }
        a.internal-link:hover {
            color: #d35400;
            border-bottom: 2px solid #d35400;
        }
        ul, ol {
            margin: 1rem 0 1rem 2rem;
            font-size: 1.05rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
        }
        .data-table th, .data-table td {
            padding: 1rem;
            border: 1px solid #ddd;
            text-align: left;
        }
        .data-table th {
            background-color: #2c3e50;
            color: white;
        }
        .data-table tr:nth-child(even) {
            background-color: #f2f2f2;
        }
        footer {
            background-color: #2c3e50;
            color: white;
            padding: 3rem 2rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-section h4 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
            color: #f1c40f;
        }
        .game-types a, .tags a {
            display: inline-block;
            color: white;
            text-decoration: none;
            background-color: #34495e;
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        .game-types a:hover, .tags a:hover {
            background-color: #f1c40f;
            color: #2c3e50;
        }
        .friend-link a {
            color: #f1c40f;
            text-decoration: none;
            font-weight: 600;
        }
        .friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid #34495e;
            font-size: 0.9rem;
            color: #bdc3c7;
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #2c3e50;
                padding: 1rem 2rem;
                gap: 1rem;
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 1rem;
            }
            .breadcrumb {
                padding: 0 1rem;
            }
        }