Yeah, I am the sole developer so right now it is great for mockups and layouts. But demand the features you want, and I'll work towards them! :) I started with

Yeah, I am the sole developer so right now it is great for mockups and layouts. But demand the features you want, and I'll work towards them! :) I started with basic min/max widths, because that was the sizing I commonly used. Percentages are important also, which will be coming. Plus our experimental logic/animation tool let's you do some pretty spiffy stuff: http://www.screenr.com/Z9o http://www.screenr.com/Z9o and should support media-query conditionals in the future!