body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        h1, h2, h3 { color: #FF4500; margin: 25px 0 15px; }
        h1 { font-size: 2.2em; border-bottom: 3px solid #FF4500; padding-bottom: 10px; }
        h2 { font-size: 1.8em; }
        h3 { font-size: 1.5em; }
        .logo { font-size: 2.5em; font-weight: bold; color: #FF4500; text-align: center; margin: 30px 0; }
        .nav { background: #333; padding: 15px; position: relative; }
        .nav-mobile { display: none; }
        .nav-links { display: flex; justify-content: center; list-style: none; }
        .nav-links li { margin: 0 15px; }
        .nav-links a { color: white; text-decoration: none; }
        .btn { display: inline-block; background: #FF4500; color: white; padding: 10px 20px; border-radius: 5px; text-decoration: none; margin: 10px 0; }
        .image-container { text-align: center; margin: 30px 0; }
        .image-container img { max-width: 100%; height: auto; }
        .table-container { margin: 30px 0; overflow-x: auto; }
        table { width: 100%; border-collapse: collapse; }
        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
        th { background: #f2f2f2; }
        @media (max-width: 768px) {
            .nav-links { display: none; flex-direction: column; }
            .nav-links.active { display: flex; }
            .nav-mobile { display: block; text-align: center; background: #FF4500; color: white; padding: 10px; cursor: pointer; }
            body { padding: 10px; }
        }