A good summary of web typography and what to look out for when designing type for web.
Whereas print typography is static, web typography is a fluid and malleable medium. More than simply learning how to achieve a specific look, designers now have to be able to predict the end result across different browsers and end users. Instead of simply knowing the rules they also need to understand the reasoning behind them. Here are some of the basic dos and don’ts of typography, specifically applied to the web.
http://www.creativebloq.com/typography/better-web-typography-few-simple-steps-5132803