Examine source code of Derby County

{
  "theme": {
    "images": {
      "theme_frame": "Barkerhead.jpg"
    },
    "colors": {
      "frame": "#050000",
      "tab_background_text": "#b3a5a5"
    }
  },
  "version": "2.0",
  "name": "Derby County",
  "manifest_version": 2,
  "description": "We are Derby!"
}