Examine source code of SolarFox

{
  "theme": {
    "images": {
      "theme_frame": "SolarFoxHeader.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#120fd4"
    }
  },
  "version": "2.0",
  "name": "SolarFox",
  "manifest_version": 2,
  "description": "Firefox has landed on the moon and has took over a new look. Version4.0"
}