body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        header { background: linear-gradient(135deg, #1a2a6c, #b21f1f); color: white; padding: 20px; border-radius: 10px; margin-bottom: 30px; }
        .logo { font-size: 2.5em; font-weight: bold; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        nav { display: flex; justify-content: space-between; align-items: center; }
        .mobile-menu { display: none; cursor: pointer; }
        @media (max-width: 768px) {
            nav ul { display: none; }
            .mobile-menu { display: block; }
        }
        h1 { color: #1a2a6c; border-bottom: 3px solid #b21f1f; padding-bottom: 10px; }
        h2 { color: #b21f1f; margin-top: 30px; }
        h3 { color: #1a2a6c; }
        .btn { display: inline-block; background: #b21f1f; color: white; padding: 10px 20px; margin: 10px 0; border-radius: 5px; text-decoration: none; }
        .download-btn { background: #4CAF50; }
        .login-btn { background: #2196F3; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { background: #f8f9fa; padding: 20px; margin-top: 30px; border-top: 2px solid #ddd; }
        .tags { margin: 15px 0; }
        .tag { background: #e0e0e0; padding: 5px 10px; margin: 3px; display: inline-block; border-radius: 15px; }