body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 1rem;
}

main {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

section {
    background-color: #fff;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.article-list, .image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.article-item, .image-item {
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    background-color: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.article-item h3 {
    margin: 0;
    padding: 1rem;
    background-color: #e9e9e9;
}

.article-item p {
    padding: 0 1rem 1rem;
}

.image-item img {
    max-width: 100%;
    height: auto;
    display: block;
}

.image-item p {
    padding: 0.5rem 1rem;
    text-align: center;
    font-style: italic;
}

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