Examine source code of deathstars splat

{
  "theme": {
    "images": {
      "theme_frame": "deathstarsheader.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#bf0000"
    }
  },
  "version": "2.0",
  "name": "deathstars splat",
  "manifest_version": 2,
  "description": "A awesome splatter-like persona from the deathstars!"
}