Playing with websites and content for most of the day, I've come to appreciate the subtleties of a beautifully crafted paragraph. However, something that a lot of people don't understand is that the aesthetic elements of the paragraph are just as important in achieving a readable, balanced paragraph. There are some rules when it comes to line heights, paragraph widths and letter spacing, and I can never remember what they are, which is why I love this article.
three styles have done a handy guide on everything typography when it comes to web design. Check it out
here.