Hello,

I am not an HTML expert. But recently off-list, I learnt that <b> and <i>
tags aren't recommended to be used for styling any more (for a while now).

Instead <strong> and <em> should be used respectively.

If there are no objections, I can commit this little change to the master
branch.

References:

- https://developer.mozilla.org/en-US/docs/Web/HTML/Element/b
- https://developer.mozilla.org/en-US/docs/Web/HTML/Element/i#Usage_Notes

--
Kaushal Modi