Examine source code of kurt nirvana

{
  "theme": {
    "images": {
      "theme_frame": "aaaaer.JPG"
    },
    "colors": {
      "frame": "#940808",
      "tab_background_text": "#b00303"
    }
  },
  "version": "2.0",
  "name": "kurt nirvana",
  "manifest_version": 2
}