Examine source code of Planetery Collision

{
  "theme": {
    "images": {
      "theme_frame": "SpaceHeader.jpg"
    },
    "colors": {
      "frame": "#80d9ed",
      "tab_background_text": "#bdbbbb"
    }
  },
  "version": "2.0",
  "name": "Planetery Collision",
  "manifest_version": 2,
  "description": "A cool collision of two planets blazes in a starey backdrop."
}