CSS OM Stylesheet warning help

Getting the warning: Stylesheets without CSSOM changes reparsed to check for errors. Refresh the page to also see errors from stylesheets changed from CSSOM and from style attributes. After two weeks of toying with this I can not figure out how to make a change that satisfies it being a CSS OM change.

<!doctype html>

Kid Kaos body { background-color: #000000; }