Some sidebars don't display properly

[annamorphism]

For some reason St-Gall 390 (https://cantusdatabase.org/source/123717) has the sidebar at the bottom of the page in italics, like so:

Many other manuscripts I tried display the sidebar correctly, so I don't know what's wrong with this one.

[jacobdgm]

see also https://cantusdatabase.org/source/123672, which @dchiller

[jacobdgm]

see also related issues #849, #472

[annamorphism]

I don't notice a problem on https://cantusdatabase.org/source/123672 --am I crazy?

[annamorphism]

BUT I just noticed that the same problem source from earlier (St-Gall 390, https://cantusdatabase.org/source/123717) puts not only the sidebar, but in fact the whole footer in italics:

[dchiller]

I don't notice a problem on https://cantusdatabase.org/source/123672 --am I crazy?

So interesting! I definitely get it on that source...across multiple browsers

[jacobdgm]

...puts not only the sidebar, but in fact the whole footer in italics:

To the extent that there exist charming bugs-- this is a charming bug :) 🐛

[dchiller]

I think we can consider this closed. I don't get this issue on any of the aforementioned sources anymore, and I suspect that it was solved in the course of our templating changes in #1488 (and maybe #1537?)