body { font-family: 'Arial', sans-serif; line-height: 1.6; margin: 0; padding: 0; color: #333; }
        header { background: #ff6b35; color: white; padding: 1rem; text-align: center; position: sticky; top: 0; }
        .logo { font-size: 2rem; font-weight: bold; }
        .mobile-menu { display: none; cursor: pointer; }
        nav ul { list-style: none; padding: 0; display: flex; justify-content: center; }
        nav ul li { margin: 0 1rem; }
        nav ul li a { color: white; text-decoration: none; }
        main { padding: 1rem; }
        h1 { color: #ff6b35; margin-top: 1.5rem; }
        h2 { color: #333; border-bottom: 2px solid #ff6b35; padding-bottom: 0.5rem; }
        .download-btn, .login-btn { background: #ff6b35; color: white; padding: 0.5rem 1rem; border: none; border-radius: 5px; margin: 1rem 0; display: inline-block; }
        img { max-width: 100%; height: auto; margin: 1rem 0; }
        footer { background: #333; color: white; text-align: center; padding: 1rem; }
        .tags { margin: 1rem 0; }
        .tag { background: #ff6b35; color: white; padding: 0.2rem 0.5rem; border-radius: 3px; margin: 0.2rem; display: inline-block; }
        @media (max-width: 768px) {
            nav ul { display: none; }
            .mobile-menu { display: block; }
            .show-menu { display: flex; flex-direction: column; }
        }