This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

Lightbox CSS3


CSS3 Lightbox is a high-performance lightbox which is working completely independant from jQuery and Javascript. This lightbox is incredible fast because
it makes use only of browser native CSS3 functions. Especially mobile devices are working faster and more reliable
than with other lightbox plugins which depend on Javascript libraries.

CSS3 Lightbox demo

This lightbox plugin is in not longer in active development and will not be be updated


  • High Performance Lightbox, especially on mobile devices
  • No jQuery/JavaScript is used
  • Lightbox works with any embedded image
  • Lightbox with very low memory footprint
  • Lightbox uses browser native CSS3 functions
  • Faster than any other JS Lightbox plugin which depends on JavaScript

How does it work?

The plugin parses all your images in your blog posts and creates some specific classes for this images which are called from a smart and complex css file. This css entries are able to open your images
in a very nice looking lightbox.

How to install and setup?

Install it via the admin dashboard and to ‘Plugins’, click ‘Add New’ and search the plugins for ‘Lightbox CSS2’. Install the plugin with ‘Install Now’.


  • screenshot-1.png


  1. Download the plugin “CSS3 Lightbox” , unzip and place it in your wp-content/plugins/ folder. You can alternatively upload and install it via the WordPress plugin backend.
  2. Activate the plugin through the ‘Plugins’ menu in WordPress.
  3. Select Plugins->CSS3 Lightbox


Find here the most asked questions and answers for this lightbox plugin. If you have any special question about the CSS3 Lightbox do not hesitate to write me personally at rene[at]


December 10, 2016
Didn't work on divi theme. The image would fade 50% but you couldn't click the link.
September 3, 2016
It's faster in load, but image in pop-up is smaller than image in post.
Read all 17 reviews

Contributors & Developers

“Lightbox CSS3” is open source software. The following people have contributed to this plugin.


Translate “Lightbox CSS3” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.



New: Tested up to WP 4.1


  • New: Use the lightbox on category pages and blogposts


Fix: check for Undefined offset


  • New: Tested WP 4.0
  • Fix: Change class ‘close’


  • Tested up to WP 3.9.2


  • New: Add filter for easy manipulating data
  • Fix: change css for gallery compatibility
  • Remove some old styles


  • Fix: Allow use of htmls tags: rel | target


  • New: Allow use of the caption tag
  • New: Allow use of image alignment like left | center | right
  • New: First premium addon
  • Fix: Popup images centered
  • New: Welcome Screen
  • Fix: No lightbox effect for no-image links


  • Change filter priority order of Lightbox to highest (zero)
  • Show lightbox only on pages, posts and attachment pages (is_singular())
  • Prevent jump to top of page after closing lightbox pop up image


  • First release of CSS3 Lightbox