Code line numbers render inline instead of stacking

[tombohub]

This is how it looks like for me at https://symfony.com/doc/current/validation/raw_values.html

Many other examples like this

[javiereguiluz]

@tombohub I cannot reproduce this with any browser.

Please, tell us which browser and OS are you using.

[tombohub]

Thanks for checking, after your comment I suspected it's caused by some extension and it was. Zadarma extension caused the glitch