This is a bit of an API documentation for @wallabag. It deals with plenty of very specific headers and parameters that need to be gotten exactly right. It is important that it is intelligible and readable.
So, the developers decided to go for white text on white background. With text shadow, as a way of (guessing here!) increasing readability.
In fact, it doesn't help with white-on-white, and makes everything else look blurred.
My question is: why?..
Server run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!