body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 28px; font-weight: bold; color: #e67e22; text-align: center; margin: 20px 0; }
        nav { background: #f8f9fa; padding: 10px; display: flex; justify-content: space-around; flex-wrap: wrap; }
        nav a { color: #2c3e50; text-decoration: none; padding: 5px 10px; }
        .mobile-toggle { display: none; }
        h1 { color: #e67e22; text-align: center; }
        h2 { color: #2980b9; border-bottom: 2px solid #eee; padding-bottom: 5px; }
        h3 { color: #27ae60; }
        .download-btn, .login-btn { display: block; text-align: center; margin: 20px auto; padding: 12px 24px; background: #e67e22; color: white; border-radius: 5px; text-decoration: none; max-width: 200px; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .tags { margin: 20px 0; }
        .tag { background: #ecf0f1; padding: 3px 8px; margin: 3px; border-radius: 12px; display: inline-block; }
        footer { margin-top: 40px; padding: 20px; background: #2c3e50; color: white; text-align: center; }
        @media (max-width: 768px) {
            .mobile-toggle { display: block; background: #e67e22; color: white; border: none; padding: 10px; margin: 10px auto; }
            nav { display: none; flex-direction: column; }
            nav.active { display: flex; }
        }