Nice! One thing I like about this service is that I can pretty rapidly wrap up a prototype of the layout of a site I'm about make a design for, and then try out

Nice! One thing I like about this service is that I can pretty rapidly wrap up a prototype of the layout of a site I'm about make a design for, and then try out different colors, fonts, paddings and margins etc. Excellent tool to get a rough idea on how to further expand a design.