.grid-thumbnail-button {
    display: block;
    margin: 0 auto;
    padding: 0;
    border: none;
    background: none;
    cursor: default;
}

.grid-thumbnail {
    max-height: 32px;
    max-width: 32px;
    display: block;
    margin: 0 auto;
    vertical-align: middle;
}

.grid-photo-preview {
    display: none;
    position: fixed;
    z-index: 9999;
    background: #fff;
    border: 1px solid #ccc;
    padding: 4px;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.5);
    pointer-events: none;
}

.grid-photo-preview img {
    display: block;
    max-width: 300px;
    max-height: 300px;
}