Examine source code of Kataang

{
  "theme": {
    "images": {
      "theme_frame": "personatop2.png"
    },
    "colors": {
      "frame": "#7a7a7a",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Kataang",
  "manifest_version": 2,
  "description": "I love a little Kataang!\n\nImage belongs to user AyumiRuki on deviantart. This image is used with the permission of the artist."
}