Examine source code of Future Fox Blue

{
  "theme": {
    "images": {
      "theme_frame": "FutureFox_Blue3.png"
    },
    "colors": {
      "frame": "#b3b3b3",
      "tab_background_text": "#e3e3e3"
    }
  },
  "version": "2.0",
  "name": "Future Fox Blue",
  "manifest_version": 2,
  "description": "Firefox in with a cool futuristic blue glow."
}