.thumbnail-grid {
    display: grid;
    /* Use 4 columns, each taking equal space */
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    /* Space between thumbnails */
    padding: 20px;
}

/* Individual thumbnail items */
.thumbnail-item {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    text-align: center;
    transition: transform 0.3s;
}

.thumbnail-item img {
    width: 100%;
    height: auto;
    display: block;
}

.thumbnail-item:hover {
    transform: scale(1.05);
    cursor: pointer;
}