Note: We do not provide support for hacks, so use them at your own risk. If you're not comfortable with coding, we recommend against using this workaround.
With this hack, you can add YouTube or Vimeo video lightbox on your page. This approach allows only one lightbox per page.
Step 1. Add the "WP Video Popup" plugin
In WordPress dashboard navigate to "Plugins" click "Add New". In the search field write the title WP Video Popup. After the plugin appears in the search page click "Install" then "Activate":
Step 2. Use the "Code" module to add your video
In Semplice open the page/project where you want to add your video lightbox. In the page editor, click the "Modules" tab and drag the "Code" module to your page. Now, in the "Code" module settings set the "Is Shortcode" option to "Yes" and add the following shortcode:
[wp-video-popup video="link to your YouTube or Vimeo video"]
Replace the "link to your YouTube or Vimeo video" part with your link. For example:
Step 3. Add the class name to the module
After your shortcode is ready, choose any "Text", "Button", "Image", "oEmbed", or "Self-Hosted Video" modules and in the "Content" settings add this class name:
Please note, with this plugin you can add only one video lightbox per page. If you need an ability to add multiple video lightboxes on the same page you can search for a different WordPress plugin or use custom code.