Example of a combination of the Jusitfied-Gallery plugin (Relative Row height: 15% of the screenheight, Margins: 4, Thumbnail border width: 1 px, Last row: center, Background: transparent) and the Slide Show 4 Lightbox. The Image bounds settings are Images: 1920x1080, Thumbnails: 800x160. The theme image, which is fetched from the jAbum v15 folder panel, is displayed as a background image with a heigth of 160px. You can start a slide show. This slide show can be stopped or restarted by clicking in the lightbox image. The arrow navigation buttons on mobile devices are not hidden, because check-mark "Hide navigation arrows on mobile devices" on the Options tab of the Slide page settings is cleared.