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    <body><span class="vcard"><a class="email" href="mailto:dgp-mail@gmx.de" title="Dieter <dgp-mail@gmx.de>"> <span class="fn">Dieter</span></a>
</span> changed
          <a class="bz_bug_link 
          bz_status_NEEDINFO "
   title="NEEDINFO - Negative top and bottom wrap margins are wrongly rendered"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=141880">bug 141880</a>
          <br>
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          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">CC</td>
           <td>
                
           </td>
           <td>dgp-mail@gmx.de
           </td>
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         <tr>
           <td style="text-align:right;">Whiteboard</td>
           <td> QA:needsComment
           </td>
           <td>
                
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         <tr>
           <td style="text-align:right;">Status</td>
           <td>UNCONFIRMED
           </td>
           <td>NEEDINFO
           </td>
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         <tr>
           <td style="text-align:right;">Ever confirmed</td>
           <td>
                
           </td>
           <td>1
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            <b><a class="bz_bug_link 
          bz_status_NEEDINFO "
   title="NEEDINFO - Negative top and bottom wrap margins are wrongly rendered"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=141880#c1">Comment # 1</a>
              on <a class="bz_bug_link 
          bz_status_NEEDINFO "
   title="NEEDINFO - Negative top and bottom wrap margins are wrongly rendered"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=141880">bug 141880</a>
              from <span class="vcard"><a class="email" href="mailto:dgp-mail@gmx.de" title="Dieter <dgp-mail@gmx.de>"> <span class="fn">Dieter</span></a>
</span></b>
        <pre>(In reply to Regina Henschel from <a href="show_bug.cgi?id=141880#c0">comment #0</a>)
<span class="quote">> Created <span class=""><a href="https://bugs.documentfoundation.org/attachment.cgi?id=171387" name="attach_171387" title="Document with negative wrap margin values">attachment 171387</a> <a href="https://bugs.documentfoundation.org/attachment.cgi?id=171387&action=edit" title="Document with negative wrap margin values">[details]</a></span>
> Document with negative wrap margin values

> For left and right margins, negative values are
> implemented in LibreOffice. For top and bottom margins, negative values are
> wrongly implemented. Bottom margin uses 0 instead and top margin uses a
> totally wrong value.

> The attached file has "margin = -1cm" on all four sides.</span >

If I open attached document and page style dialog, LO shows 1cm for every
magin. So how can I reproduce the behaviour you describe?
=> NEEDINFO</pre>
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