body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 2.5em; font-weight: bold; color: #FF9900; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); }
        nav { background: #FFD700; padding: 15px; margin-bottom: 30px; border-radius: 8px; }
        nav a { margin: 0 15px; color: #003366; text-decoration: none; font-weight: bold; }
        .mobile-menu { display: none; }
        h1 { color: #003366; border-bottom: 3px solid #FF9900; padding-bottom: 10px; }
        h2 { color: #0066CC; margin-top: 30px; }
        h3 { color: #3399FF; }
        .btn { display: inline-block; background: #FF9900; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 25px; text-decoration: none; font-weight: bold; }
        .image-container { text-align: center; margin: 30px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .download-section { background: #FFF8E1; padding: 25px; border-radius: 8px; margin: 30px 0; }
        footer { background: #333; color: white; padding: 20px; text-align: center; margin-top: 50px; }
        @media (max-width: 768px) {
            .desktop-menu { display: none; }
            .mobile-menu { display: block; background: #FF9900; color: white; padding: 10px; text-align: center; cursor: pointer; }
            .logo { font-size: 1.8em; }
        }