div.thumbnails div {
    border: none;
    background: none;
	width: 40px;
	height: auto;
}

img.thumbnail {
    /* border: 1px solid grey; */
    border: none;
    background: white;
	width: 40px !important;
	height: auto !important;
}

.thumbnail.filename {
    word-wrap: break-word;
    /* white-space: normal;*/
}