Christophe Dervieux

> (I'm also not sure where the dollar signs went, or why div.content[1].content[1].text didn't include them) I think you need to look at the AST to understand. The dollars won't...

First let's talk about the .md output which is what `github_document targets. Screenshot you shared are about a HTML rendered output. I believe the .md you get is the same...

> As for pkgdown, I don't have the motivation to make a Lua filter and the CSS styling for these callouts, but do you think it should be a FR...

Same on windows: 

Can you share reproducible document ? Is the poorly rendered version only inside RStudio IDE preview ? Or also when you open on Chrome browser (or any other) ? Thanks

FWIW this is possibly a MacOS issue as I get something like this on Chrome on Windows  Could be an issue with Mathajx directly. Maybe newer mathjax works ok...

I can't reproduce using latest version of **package**. I believe the notification is the right font for me. ````r > packageVersion("shiny") [1] ‘1.7.5’ > packageVersion("rmarkdown") [1] ‘2.25’ ```` 

@gadenbuie do you want to move this issue then as it seems learnr related ? Though we do read dcf in this code base when handling dependencies https://github.com/rstudio/rmarkdown/blob/07e2a9902915eef52ab0b085ca344f1a371dcdf0/R/shiny_prerendered.R#L330-L353 We do...

Related also to the update of FA: #1661

We'll use the new on CRAN **fontawesome** package now.