body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    color: white;
    padding: 10px;
    text-align: center;
}

main {
    width: 80%;
    max-width: 1200px;
    margin: 20px auto;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.gallery-item {
    background-color: white;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
    padding: 10px;
    text-align: center;
}

.gallery-item img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
}