Hello,
Consider the document has this style ( present in styles.xml ):
<w:style w:type="character" w:styleId="CusTomEmphasis">
<w:name w:val="CusTom Emphasis"/>
<w:basedOn w:val="DefaultParagraphFon…...document has this style ( present in styles.xml ): <w:style w:type="character"...When this docx is converted to html, the span class uses the Id...