Note that the main Emacs is already overridden to be black. This makes
temporary Emacsen stand out better.
Emacs.cursorColor: red
Emacs.bitmapIcon: true
Emacs*foreground: white
Emacs.cursorColor: red
Emacs.bitmapIcon: true
Emacs*foreground: white
+Emacs*background: darkblue
Emacs.pane.menubar.foreground: black
Emacs.pane.menubar.background: lightgrey
Emacs.menu*foreground: black
Emacs.pane.menubar.foreground: black
Emacs.pane.menubar.background: lightgrey
Emacs.menu*foreground: black