.gallery-thumbnails-text-bottom .primary {overflow:hidden;}
.gallery-thumbnails-text-bottom .primary .exhibit-item {display:block; float:left; width:320px; height:320px; padding-top:18px; background:#eee; text-align:center; margin-right:18px; margin-bottom: 18px;}

.gallery-thumbnails-text-bottom .secondary {clear:both;}