Blumentals Software Community

If you're working with a single html file you could keep (embed) the css code in that .html file until you're happy with it and then move the code to a new css file (and link it as Chris explains above). Have a look at the Westciv tutorial, Linking and embedding a style sheet . I use this method ...

santocki, many thanks for the recommendation for CSDiff - I just downloaded and tested it and looks like it's going to be a reallyuseful tool!