Welcome to Black Cat CMS!
This is the Black Cat CMS default page for English language. Just edit the contents in the backend to fit your needs.
If you don't need an English welcome page, you may delete this page in the backend or change it's language setting and link to the German page.
How do I edit a page?
In the page tree, just click on the page you wish to edit.
In the page tree, hover the page you wish to delete to see the config icon.
Click on that icon to open the configuration dialog.
Click on [Remove page].