H&M Merged Cells Alignment Strangeness (& Fix)

Update: Unchecking the Preferred Width fixed the issue.  H&M’s support forums are great!

I merged the 3 cells in the top row of a table and want to center text in the single merged cell.  It isn’t working as expected.

 

Left Justified - Ok

Centered – Not Ok in .chm

Right Justified – Not Ok in .chm