How to Enable and Customize Lightbox Effects for Image Galleries in Squarespace

How to Enable and Customize Lightbox Effects for Image Galleries in Squarespace

By Michael Turner

January 29, 2025 at 01:23 AM

The lightbox effect enlarges images in a centered overlay with a dimmed background when clicked. This feature helps visitors view images in detail while maintaining a clean user experience. Here's how to enable and customize lightbox settings across different Squarespace elements:

Gallery Sections (Version 7.1)

To enable lightbox in grid layouts:

  1. Click Edit on the page and hover over gallery section
  2. Choose Grid: Simple, Grid: Strip, or Grid: Mosaic layout
  3. Enable the Lightbox option
  4. Click Save

To customize lightbox colors:

  1. Open Site Styles and select Colors
  2. Click the pencil icon on matching theme
  3. Adjust lightbox Background and icon settings
  4. Save changes

Note: Captions don't display in lightbox, and clickthrough URLs override lightbox functionality.

Image Blocks

Lightbox works with:

  • Inline layout (7.0 and 7.1 classic editor)
  • Dynamic Editor sections

Enable lightbox:

  1. Open image editor
  2. Select Design tab
  3. Choose Inline layout
  4. Enable Lightbox
  5. Select Dark or Light Overlay

Grid Gallery Blocks

Setup:

  1. Add images to gallery
  2. Click Design tab
  3. Check Lightbox
  4. Choose Dark or Light Overlay

Notes:

  • Captions show on hover
  • Not available for slide/carousel/stacked galleries
  • Videos need Use Thumbnail enabled
  • URLs override lightbox

Summary Blocks

Features:

  • Automatic lightbox for wall/grid layouts
  • Dark overlay only
  • Captions visible on hover
  • URLs override lightbox initially
  • URLs disabled in lightbox view

Mobile Considerations:

  • Lightbox zoom unavailable on mobile
  • Captions appear via dot icon
  • Some templates disable lightbox on mobile

Template-specific features vary by version and layout. Check your template's documentation for specific functionality details.

Remember: Enable Inline layout where required, and consider URL behavior when planning image interactions.

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