Examine source code of outer space

{
  "theme": {
    "images": {
      "theme_frame": "Alienware152500x250222222.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "outer space",
  "manifest_version": 2,
  "description": "cool alien backdrop by 3v1ld34d"
}