body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        header { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 2px solid #FF6B35; }
        .logo { font-size: 28px; font-weight: bold; color: #FF6B35; }
        nav ul { display: flex; list-style: none; gap: 20px; }
        nav a { text-decoration: none; color: #333; font-weight: 500; }
        .mobile-menu-btn { display: none; background: #FF6B35; color: white; border: none; padding: 8px 12px; border-radius: 4px; }
        h1 { color: #FF6B35; font-size: 32px; margin-bottom: 20px; }
        h2 { color: #4CAF50; font-size: 24px; margin: 30px 0 15px; }
        h3 { color: #2196F3; font-size: 20px; margin: 25px 0 10px; }
        p { margin-bottom: 15px; }
        .btn { display: inline-block; padding: 10px 20px; background: #FF6B35; color: white; text-decoration: none; border-radius: 5px; margin: 10px 0; }
        .image-container { text-align: center; margin: 30px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        footer { margin-top: 50px; padding: 20px 0; border-top: 1px solid #ddd; text-align: center; }
        @media (max-width: 768px) {
            .mobile-menu-btn { display: block; }
            nav ul { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; width: 100%; background: white; padding: 20px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); }
            nav ul.active { display: flex; }
            nav li { margin-bottom: 10px; }
        }