You have to define your styles in your Microsoft Word Template which has to be uploaded to your Confluence system to export properly-styled Word documents.
Currently the following information is available in our documentation:
- Defining caption styles
- Defining list styles
- Defining page breaks
- Defining paragraph styles
- Defining a section column output
- Defining the style of monospaced text
- Defining table styles
- Numbering headings
- Repeating Table Header
Have a look at the recommended Scroll Styles.