Bug#829558: gtk3-engines-xfce: Xfce-dusk's gtk.css differs between amd64 and i386

[Sophoklis Goumas]

Package: gtk3-engines-xfce
Followup-For: Bug #829558

Sorry I neglecting reporting the file in question. It's:
/usr/share/themes/Xfce-dusk/gtk-3.0/gtk.css

Sophoklis