Reduce the Thumbnail Margin

The margin between thumbnails on the SmugMug layout can be controlled via a simple line of CSS code. If you would like to get rid of the margins, for example, use the following code: Add the following code to your theme's Advanced CSS settings:

/* Reduce the thumbnail margins */
.sm-gallery-smugmug .sm-gallery-tiles .sm-tile {
   margin: 0px;
}