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

header {
    background-color: #4CAF50;
    color: white;
    padding: 1em 0;
    text-align: center;
}

main {
    padding: 20px;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.gallery-item {
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.gallery-item-info {
    padding: 15px;
}

.gallery-item-info h3 {
    margin-top: 0;
    font-size: 1.2em;
}

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