Why do I see these lines everywhere?

I recently reinstalled my PC and downloaded Minecraft (1.21.4 Farbic) And see these absolutely ugly outinlines or whatever that is. How can I fix this?

Infos: resolution 3440 x 1440 Almost all settings are set to quality

Mods: Apple skin Better F3 Iris Litematica Malilibi Mod menü Sodium Xareos maps