Firefox Developer Theme FIX: border color for Windows

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

@-moz-document url("chrome://browser/content/browser.xul"){
  :root[devtoolstheme="dark"] #navigator-toolbox::after
    {background:#161A1E!important;}
  :root[devtoolstheme="light"] #navigator-toolbox::after
    {background:#979EA7!important;}
}