body { font-family: 'Arial', sans-serif; line-height: 1.6; margin: 0; padding: 0; color: #333; }
        .container { max-width: 1200px; margin: 0 auto; padding: 20px; }
        header { background-color: #FF4500; color: white; padding: 15px; position: sticky; top: 0; z-index: 100; }
        .logo { font-size: 28px; font-weight: bold; text-transform: uppercase; letter-spacing: 2px; }
        nav { display: flex; justify-content: space-between; align-items: center; }
        .mobile-menu { display: none; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-menu { display: block; }
            .container { padding: 10px; }
        }
        h1 { color: #FF4500; font-size: 32px; margin: 30px 0 15px; }
        h2 { color: #FF8C00; font-size: 24px; margin: 25px 0 10px; }
        h3 { color: #FFA500; font-size: 20px; margin: 20px 0 8px; }
        .btn { display: inline-block; padding: 10px 20px; background-color: #FF4500; color: white; text-decoration: none; border-radius: 5px; margin: 10px 0; }
        .download-btn { background-color: #008000; }
        .login-btn { background-color: #0000FF; }
        img { max-width: 100%; height: auto; margin: 15px 0; }
        footer { background-color: #333; color: white; padding: 20px; text-align: center; margin-top: 40px; }
        .tags { margin: 20px 0; }
        .tag { background-color: #555; color: white; padding: 5px 10px; border-radius: 3px; margin: 5px; display: inline-block; }