Gadget export
To export the vultus-lowercase-pagestyl gadget, click on "Download" button, save the downloaded file, go to Special:Import on the destination wiki and upload it. Then add the following to MediaWiki:Gadgets-definition page:
* vultus-lowercase-pagestyl[hidden|namespaces=0,14,100]|vultus-lowercase.css
You must have appropriate permissions on the destination wiki (including the right to edit system messages) and import from file uploads must be enabled.