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

header {
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    text-align: center;
    padding: 1em;
    background-color:grey;
    color: white;
}

.gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 1em;
}

.thumbnail {
    margin: 0.5em;
    border: 1px solid #ddd;
    transition: transform 0.2s;
}

.thumbnail img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    cursor: pointer;
}

.thumbnail:hover {
    transform: scale(1.05);
}

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
}

.close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

#caption {
    color: white;
    text-align: center;
    padding: 10px 0;
}