body { font-family: 'Segoe UI', Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .mobile-nav { display: none; background: #0a5e8c; color: white; padding: 10px; text-align: center; }
        .logo { font-size: 28px; font-weight: bold; color: #ff6b35; margin-bottom: 20px; }
        nav { background: #0a5e8c; padding: 15px; margin-bottom: 30px; }
        nav a { color: white; margin: 0 15px; text-decoration: none; }
        h1 { color: #0a5e8c; border-bottom: 3px solid #ff6b35; padding-bottom: 10px; }
        h2 { color: #ff6b35; margin-top: 30px; }
        h3 { color: #0a5e8c; margin-top: 25px; }
        .download-btn, .login-btn { display: inline-block; background: #ff6b35; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .tag { background: #e0f7fa; padding: 5px 10px; border-radius: 15px; margin: 5px; display: inline-block; }
        footer { margin-top: 50px; padding: 20px; background: #f5f5f5; }
        @media (max-width: 768px) {
            .mobile-nav { display: block; }
            nav { display: none; }
            .logo { font-size: 24px; }
        }