* {
            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;
            overflow-x: hidden;
        }
        a {
            color: #2e8b57;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1e6b3a;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: #1a472a;
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: #90ee90;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            color: #7cfc00;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: #2e8b57;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e8f5e9;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 0.5rem;
            color: #666;
        }
        main {
            padding: 2rem 0;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 0 15px rgba(0, 0, 0, 0.05);
        }
        article {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a472a;
            margin-bottom: 1.5rem;
            text-align: center;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #2e8b57;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            border-left: 5px solid #90ee90;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.5rem;
            color: #3cb371;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #4caf50;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
            line-height: 1.8;
        }
        .highlight {
            background-color: #f0fff0;
            padding: 1.5rem;
            border-left: 4px solid #2e8b57;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .image-container {
            text-align: center;
            margin: 2.5rem 0;
        }
        .image-container img {
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
            border: 3px solid #2e8b57;
        }
        .form-section {
            background-color: #f8fff8;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        .form-section h3 {
            color: #1a472a;
        }
        form {
            display: grid;
            gap: 1.2rem;
            max-width: 600px;
            margin-top: 1.5rem;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #c8e6c9;
            border-radius: 6px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #2e8b57;
        }
        button {
            background-color: #2e8b57;
            color: white;
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.2s;
        }
        button:hover {
            background-color: #1e6b3a;
            transform: translateY(-3px);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ffd700;
            margin-bottom: 1rem;
        }
        .rating-stars i {
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars i:hover {
            color: #ffed4e;
        }
        footer {
            background-color: #1a472a;
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        .footer-section h4 {
            color: #90ee90;
            margin-bottom: 1.2rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
            color: #c8e6c9;
        }
        friend-link a:hover {
            color: #7cfc00;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2e8b57;
            font-size: 0.9rem;
            color: #c8e6c9;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
                width: 100%;
                background-color: #1a472a;
                position: absolute;
                top: 100%;
                left: 0;
                display: none;
                padding: 1rem 0;
                box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
            }
            .main-nav.active ul {
                display: flex;
            }
            .main-nav a {
                display: block;
                padding: 1rem 2rem;
                border-bottom: 1px solid #2e8b57;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .form-section {
                padding: 1.5rem;
            }
        }
        @media (min-width: 769px) {
            .main-nav ul {
                display: flex !important;
            }
        }