Rustdoc back in 1.48.0: https://doc.rust-lang.org/1.48.0/std/io/struct.BufReader.html#method.new

Rustdoc today on stable: https://doc.rust-lang.org/stable/std/io/struct.BufReader.html#method.new

Note how the code color has gone from a soft white to a hard white, making Ayu more glaring and less enjoyable to read.

Looking at the HTML in 1.48.0:

It got changed at some point, current stable:

The CSS rule that's supposed to be applying here is:

So that will need to be adjusted for the HTML change.

I'm not going to have time to fix this for at least a couple of weeks, so if someone else has the time to submit a PR for this, please do 🙂.