Examine source code of Rhino Web Studios

{
  "theme": {
    "images": {
      "theme_frame": "firefox_rhinotheme.jpg"
    },
    "colors": {
      "frame": "#96f2db",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Rhino Web Studios",
  "manifest_version": 2,
  "description": "Theme for Rhino Web Studios in New Orleans, Louisiana"
}