This commit improves the styling of inline code blocks to make them stand out more. Before: ![code formatting before][1] After: ![code formatting after][2] This change has been extracted from #36045. [1]: https://user-images.githubusercontent.com/8604205/108554295-8e521080-72fc-11eb-94e8-09246ae334c8.png [2]: https://user-images.githubusercontent.com/8604205/108553733-c9077900-72fb-11eb-8001-1f0baf8b95bc.png Co-authored-by: Stefanie Fluin <sjtrimble@gmail.com> PR Close #40944