body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
}

header {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 20px;
}

h1 {
    margin: 0;
}

main {
    padding: 20px;
}

.image-gallery {
    border: 1px solid #ccc;
    padding: 10px;
    background-color: white;
}

.upload-section {
    margin-top: 20px;
}

input[type="file"] {
    display: block;
}

button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

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