body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .nav { background-color: #FF9933; color: white; padding: 15px; display: flex; justify-content: space-between; align-items: center; }
        .nav a { color: white; text-decoration: none; margin: 0 10px; font-weight: bold; }
        .logo { font-size: 24px; font-weight: 900; letter-spacing: 1px; }
        .mobile-toggle { display: none; }
        h1 { color: #138808; margin: 30px 0 20px; }
        h2 { color: #FF9933; margin: 25px 0 15px; }
        h3 { color: #000080; margin: 20px 0 10px; }
        .download-btn { background-color: #138808; color: white; padding: 12px 25px; border-radius: 5px; text-decoration: none; font-weight: bold; margin: 15px 0; display: inline-block; }
        .login-btn { background-color: #000080; color: white; padding: 12px 25px; border-radius: 5px; text-decoration: none; font-weight: bold; margin: 15px 10px; display: inline-block; }
        .img-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; }
        footer { background-color: #333; color: white; padding: 20px; text-align: center; margin-top: 40px; }
        .tags { margin: 20px 0; }
        .tag { background-color: #FF9933; color: white; padding: 5px 10px; border-radius: 3px; margin: 0 5px; text-decoration: none; }
        @media (max-width: 768px) {
            .nav { flex-direction: column; }
            .mobile-toggle { display: block; margin-bottom: 10px; }
            .nav-links { display: none; }
            .nav-links.active { display: block; }
            .nav-links a { display: block; margin: 5px 0; }
        }