Hi Jason,
A while back I reported issues with double spacing in the html conversion:
http://www.docx4java.org/forums/docx-java-f6/issue-with-double-spacing-in-html-t1171.html#p4050
I have found a couple of issue that are still happening. It appears that if the paragraph is set to the defaults, there is no pPr node and it never gets in to the code to set the default margin-top at line 364 of the HtmlExporterNG2 code. Also, the same issue happens with the bottom margin. When it is ...