OK, Thank you!

It worked, but is it normal that I can only edit the section in style.css?

I’m trying to add by clicking import:

But nothing happens. I see a popup in the background but I can’t approve it

RSFirewall! and Sucuri Security – Auditing, Malware Scanner and Hardening

I disabled both, but that doesn’t change the code…

This doesn’t tell me much, especially the strange server code…