In this tutorial you will see how to Zurb Foundation 3 sets typography. The framework uses Modular Scale, which gives a great, logical vertical rhythm to your typography. A modular sacale comprises of a set of numbers. Each number is related to another. To create teh set, you start with a number and a ratio. You derive the next number and by multiplying the intitial number with the raito. Or derive next number down by dividing the intital numebr with the ratio. Zurb Foundation uses Golden Ratio.