body {
    background-color: #000;
    color: #fff;
    margin: 0;
    font-family: sans-serif;
    text-align: center;
}

.gallery-container {
    padding: 20px;
}

.main-image {
    width: 80%;
    max-width: 800px;
    border: 2px solid #444;
    margin-bottom: 20px;
}

.thumbnail-container {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.thumbnail {
    width: 120px;
    height: auto;
    cursor: pointer;
    border: 2px solid #444;
    transition: 0.3s;
}

.thumbnail:hover {
    border-color: #fff;
    transform: scale(1.05);
}