Here you can define the appearance of the user login page.
The headline is displayed below the logo.
A corresponding logo can be specified here via an absolute path.
The logo can be uploaded to the system in “System” under “Settings” -> “Image upload”.
After uploading, the exact url is displayed. This can be used here.
A background image can be set in the same way as a logo.
The background color can be set from a color selection dialog