<!-- Thanks for your feedback! Please complete the following information: --> **Maputnik version**:<!-- e.g v1.7.0, main -->v2.1.1 **Browser**: Firefox **OS**:<!-- (Windows, macOS, Linux) --> Linux **Description of the bug**: When I start up the app it fetches its styles from http://localhost/styles/ however my app runs on http://localhost:8888/ **Steps to reproduce the behavior**: 1. Run maputnik in a podman container at port 8888 2. Start the app 3. The styles get queried from `http://localhost/styles/` and not `http://localhost:8888/styles/` **Style file or style URL**: <!-- If applicable, attach a style file (zip) or provide a style URL. --> **Screenshots**: <!-- If applicable, add screenshots to help explain your problem. -->