Issue Summary

When a user attaches a .docx file to their Confluence Page and previews it from Confluence's attachment viewer, sometimes formatting can look incorrect, not matching the file. 

Steps to Reproduce

1. Attach .docx with custom formatting to Confluence Page
2. View .docx in Confluence Page's Attachment Viewer

Expected Results

.docx in attachment viewer has proper formatting that matches the file.

Actual Results

Formatting can sometimes be incorrect and not match the file. For example, headers may be off, random blank pages, alignment is off, font size may be inaccurate, the border of two tables may visually overlap.

Workaround

Currently there is no known workaround for this behavior.