.gallery_entry {
background:darkgrey;
margin:10px;
float:left;
clear:right;
text-align:center;
padding:10px;
}

.thumb_img {
display:table-cell;
vertical-align:middle;
text-align:center
}

.img {
display:block
}

.gallery_thumbnail {
width:210px;
height:210px;
background:black;
display:table;
margin:auto;
}

.gallery_caption {
background:lightgrey;
width:210px;
margin:auto
}