Removing thin border around the menuitems

Question

I based a custom menu on some code I once received. It looks OK, but I\'m going crazy over how to remove the thin black border around the entire section of menuitems?! Whe

Answer 1

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<!-- The Popup is the body of the menu which expands down or across depending on the level of the item --> 
<Popup ...> 
   <Border x:Name="SubMenuBorder" ... Padding="0">...</Border>...</Popup>