* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
            padding-top: 80px; 
        }
        a {
            text-decoration: none;
            color: #4a90e2;
        }
        a:hover {
            color: #2a6dbb;
        }
        ul, ol {
            padding-left: 20px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        header {
            background-color: #2c3e50;
            color: #fff;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: bold;
            color: #f1c40f;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a:hover {
            color: #e74c3c;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 20px;
        }
        .nav-links a {
            color: #ecf0f1;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        .nav-links a:hover {
            background-color: #34495e;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: #f1c40f;
        }
        .search-form {
            margin-left: 20px;
        }
        .search-form input {
            padding: 8px;
            border: none;
            border-radius: 4px;
            width: 200px;
        }
        .search-form button {
            padding: 8px 12px;
            background-color: #f1c40f;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            color: #2c3e50;
        }
        .search-form button:hover {
            background-color: #e74c3c;
        }
        .breadcrumb {
            background-color: #34495e;
            padding: 10px 20px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #f1c40f;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 30px 0;
            background-color: #fff;
        }
        article {
            max-width: 900px;
            margin: 0 auto;
            padding: 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 20px;
            text-align: center;
            border-bottom: 3px solid #f1c40f;
            padding-bottom: 10px;
        }
        h2 {
            font-size: 2rem;
            color: #34495e;
            margin-top: 30px;
            margin-bottom: 15px;
            padding-left: 10px;
            border-left: 5px solid #4a90e2;
        }
        h3 {
            font-size: 1.6rem;
            color: #2c3e50;
            margin-top: 25px;
            margin-bottom: 10px;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin-top: 20px;
            margin-bottom: 10px;
        }
        p {
            margin-bottom: 1.2em;
            line-height: 1.8;
            text-align: justify;
        }
        .highlight {
            background-color: #fffacd;
            padding: 15px;
            border-left: 4px solid #f1c40f;
            margin: 20px 0;
            border-radius: 0 5px 5px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .image-container {
            text-align: center;
            margin: 30px 0;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #777;
            margin-top: 40px;
            padding-top: 10px;
            border-top: 1px dashed #ccc;
        }
        .interactive-section {
            background-color: #f8f9fa;
            padding: 30px;
            border-radius: 10px;
            margin-top: 40px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }
        .interactive-section h3 {
            color: #2c3e50;
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #4a90e2;
            outline: none;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: #4a90e2;
            color: white;
            padding: 12px 25px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            transition: background-color 0.3s;
        }
        .submit-btn:hover {
            background-color: #2a6dbb;
        }
        .rating {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: #f1c40f;
        }
        footer {
            background-color: #2c3e50;
            color: #ecf0f1;
            padding: 40px 0 20px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            padding: 0 20px;
        }
        .footer-section h3 {
            color: #f1c40f;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .friend-links {
            list-style: none;
        }
        .friend-links li {
            margin-bottom: 10px;
        }
        .friend-links a {
            color: #bdc3c7;
            transition: color 0.3s;
        }
        .friend-links a:hover {
            color: #f1c40f;
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            font-size: 0.9rem;
            color: #95a5a6;
        }
        @media (max-width: 768px) {
            body {
                padding-top: 70px;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #2c3e50;
                position: absolute;
                top: 70px;
                left: 0;
                padding: 20px;
                box-shadow: 0 5px 10px rgba(0,0,0,0.1);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                margin: 10px 0;
            }
            .hamburger {
                display: block;
            }
            .search-form {
                margin-left: 0;
                margin-top: 10px;
                width: 100%;
            }
            .search-form input {
                width: 100%;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            .interactive-section {
                padding: 20px;
            }
        }