web: avatar (> settings) disappears when refreshing in a narrow window

Created by: valerybugakov

Problem statement

Avatar (> Settings) disappears when refreshing in a narrow window. (Section labels don’t get hidden)

Avatar is visible on page refresh in a narrow window.

Pull requests with frontend lines changed should take 3 hours at maximum. Ping the reviewer in the spec pull request if time-consuming changes are required.
Split the work into multiple pull requests if the total diff is bigger than 450 lines of code.