Comprehensive Guide: How to Enable and Customize Image Lightbox Settings on Squarespace
A lightbox effect opens images in a centered overlay with a dimmed background when clicked, allowing visitors to view enlarged images. The X in the upper corner closes the overlay and returns to the main page.
Note: Zoom features are not available on mobile devices.
Gallery Sections (7.1)
To enable lightbox in grid designs:
- Click Edit on the page
- Hover over gallery section and click pencil icon
- Set Gallery Type to Grid: Simple, Strip, or Mosaic
- Toggle Lightbox on
- Save changes
To customize lightbox colors:
- Open Site Styles while editing
- Click Colors
- Select gallery section theme
- Adjust Lightbox Background and icon settings
- Save changes
Image Blocks
Lightbox works with:
- Inline layout images
- Images in Dynamic Editor sections
Enable lightbox:
- Open image editor
- Click Design tab
- Set layout to Inline
- Toggle Lightbox on
- Choose Dark or Light Overlay
Grid Gallery Blocks
Enable lightbox:
- Add images
- Click Design tab
- Check Lightbox
- Select Dark or Light Overlay
Important notes:
- Captions show on hover (tap dot icon on mobile)
- Slide/carousel/stacked galleries don't support lightbox
- URLs override lightbox when clicked
- Videos need "Use Thumbnail" enabled
Summary Blocks
- Wall/grid summary blocks automatically use dark lightbox
- Captions appear on hover
- Clickthrough URLs override lightbox
- URLs disable when lightbox is open
Template-Specific Features
Different templates have varying lightbox support:
- Most support grid layout with hover captions
- Some disable lightbox with clickthrough URLs
- Few templates lack lightbox support entirely
- Mobile support varies by template
The lightbox feature works best when configured according to specific template capabilities and desired user interaction patterns.