Titles on localization sections: some are centered, some not.

Summary

Title on https://community.torproject.org/localization/translation-problem/ is not centered, but it is on other sections

Steps to reproduce

Go to https://community.torproject.org/localization/translation-problem/ and then click on the other sections of the sidebar.

What is the current bug behavior?

The main title is not centered

What is the expected correct behavior?

It is centered like the other sections