body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #f5f5dc; }
        .logo { font-size: 28px; font-weight: bold; color: #ff6600; text-align: center; margin: 20px 0; }
        nav { background-color: #333; overflow: hidden; }
        nav a { float: left; display: block; color: white; text-align: center; padding: 14px 16px; text-decoration: none; }
        .mobile-nav { display: none; }
        @media screen and (max-width: 600px) {
            nav a:not(:first-child) { display: none; }
            nav a.mobile-nav { float: right; display: block; }
            .responsive { position: relative; }
            .responsive a { float: none; display: block; text-align: left; }
        }
        h1 { color: #ff6600; border-bottom: 2px solid #ff9933; padding-bottom: 10px; }
        h2 { color: #cc5200; margin-top: 30px; }
        h3 { color: #993d00; }
        .download-btn { background-color: #4CAF50; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; margin: 20px 0; border-radius: 8px; }
        .login-btn { background-color: #2196F3; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; margin: 20px 10px; border-radius: 8px; }
        .game-image { max-width: 100%; height: auto; margin: 20px 0; }
        .player-tip { background-color: #fff8e1; padding: 15px; border-left: 4px solid #ffc107; margin: 15px 0; }
        .tag { background-color: #e0e0e0; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        footer { margin-top: 40px; padding: 20px; background-color: #333; color: white; text-align: center; }