Correcting a misspelled word with some fontsize decoration results in Chrome changing the DOM element to font tag and style to face attribute.
This leads to the font tool not recognizing the font size and shows inaccurate value.
Dom is changed to font tag with size attribute. And the font tool not showing the correct font size.
Either the Editor to retain or bring back the proper tag and style. Or update the font size to recognize the font size from font tag and size attribute