body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        h1 { color: #FF6B35; text-align: center; }
        h2 { color: #4ECDC4; border-bottom: 2px solid #FF6B35; padding-bottom: 5px; }
        h3 { color: #45B7D1; }
        .nav { background-color: #FF6B35; padding: 15px; display: flex; justify-content: space-between; align-items: center; }
        .nav a { color: white; text-decoration: none; margin: 0 10px; font-weight: bold; }
        .mobile-nav-btn { display: none; background: white; color: #FF6B35; border: none; padding: 8px 12px; cursor: pointer; }
        .content-section { margin: 30px 0; }
        .btn { display: inline-block; background: #4ECDC4; color: white; padding: 12px 25px; text-decoration: none; border-radius: 5px; margin: 10px 0; }
        .image-container { text-align: center; margin: 20px 0; }
        img { max-width: 100%; height: auto; }
        .footer { background: #333; color: white; text-align: center; padding: 20px; margin-top: 40px; }
        @media (max-width: 768px) {
            .nav { flex-direction: column; }
            .mobile-nav-btn { display: block; }
            .nav-links { display: none; }
            .nav-links.active { display: flex; flex-direction: column; }
            .nav-links a { margin: 5px 0; }
        }