body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(180deg, #000000, #4a4a4a);
    color: #fff;
    text-align: center;
}

.bandeau {
    background-color: #333;
    color: #fff;
    padding: 5px 0;
    text-align: center;
    font-size: 0.9em;
}

header {
    padding: 20px 0;
}

.logo {
    max-width: 200px;
    margin: 0 auto;
    display: block;
}

.gallery {
    margin: 20px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.photo {
    max-width: 30%;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

footer {
    background-color: #222;
    color: #fff;
    padding: 10px 0;
    position: fixed;
    bottom: 0;
    width: 100%;
}

footer p {
    margin: 0;
    font-size: 0.8em;
}