@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

#main-window[persona] > #navigator-toolbox > toolbar {
    border: none !important;
}

#main-window[persona] > #navigator-toolbox > #toolbar-menubar {
    background: transparent !important;
}

#main-window[persona] > #browser > #appcontent > #content > tabbox > .tabbrowser-strip {
    background: transparent !important;
}