body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1rem;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

header nav ul {
    list-style: none;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 10px;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
}

main {
    padding: 2rem;
}

section {
    margin-bottom: 2rem;
}

article {
    background-color: #fff;
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

article img {
    max-width: 100%;
    border-radius: 5px;
}

h2, h3 {
    margin-top: 0;
}

form {
    display: flex;
    flex-direction: column;
}

form label {
    margin-top: 10px;
}

form input, form textarea {
    padding: 10px;
    margin-top: 5px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

form button {
    margin-top: 10px;
    padding: 10px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

form button:hover {
    background-color: #555;
}

footer {
    text-align: center;
    padding: 1rem;
    background-color: #333;
    color: #fff;
    position: fixed;
    width: 100%;
    bottom: 0;
}

#pagination {
    text-align: center;
    margin-top: 20px;
}

#pagination button {
    padding: 10px 20px;
    margin: 0 5px;
    border: none;
    background-color: #333;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
}

#pagination button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

#about img {
    max-width: 100%;
    border-radius: 5px;
    margin-bottom: 20px;
}