1. Load your css 2. Look at the color groupings. Increase or decrease the max # of color groups, until similar colors appear in the same group. 3. Work with the master RGB offset until you're satisfied with most of the colors in the second column. You may enter negative values. 4. Fine tune the colors by changing the RGB offset of each group. Individual colors can also be modified. Press to keep the original color. 5. (Optional) Press to compare the new css with the old one. 6. When you're done, save by pressing and you'll see a new window with the final css. Press Ctrl+A on that window and copy/paste the css to a new file.