body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        header { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 2px solid #FF9933; }
        .logo { font-size: 28px; font-weight: bold; color: #FF9933; text-shadow: 1px 1px 2px #000; }
        nav ul { display: flex; list-style: none; gap: 20px; }
        nav a { text-decoration: none; color: #138808; font-weight: bold; }
        .mobile-menu-btn { display: none; background: #FF9933; color: white; border: none; padding: 8px 12px; border-radius: 4px; }
        h1 { color: #FF9933; border-bottom: 2px solid #138808; padding-bottom: 10px; }
        h2 { color: #138808; margin-top: 30px; }
        h3 { color: #FF9933; margin-top: 25px; }
        .download-btn, .login-btn { display: inline-block; background: #138808; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .login-btn { background: #FF9933; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { margin-top: 50px; padding-top: 20px; border-top: 2px solid #FF9933; }
        .tags { margin: 20px 0; }
        .tag { display: inline-block; background: #eee; padding: 5px 10px; margin-right: 8px; border-radius: 15px; text-decoration: none; color: #333; }
        @media (max-width: 768px) {
            nav ul { display: none; flex-direction: column; background: #f8f8f8; padding: 15px; position: absolute; top: 70px; left: 0; width: 100%; }
            nav.active ul { display: flex; }
            .mobile-menu-btn { display: block; }
            body { padding: 10px; }
        }