Note: There is no development going on in this project any longer. However, there is a fork at https://github.com/zolotov/css-x-fire which is still being maintained.
Sync your Firebug CSS changes back into IntelliJ IDE.
All usage documentation is still hosted at Google.
CSS-X-Fire is both a plugin for the IDE and a Firebug extension (XPI). The entire package - this project - can be built, run, and debugged with IntelliJ IDEA 11 or newer.