Examine source code of Puma_ multi-colour

{
  "theme": {
    "images": {
      "theme_frame": "Pumapersona.jpg"
    },
    "colors": {
      "frame": "#f20e0e",
      "tab_background_text": "#f20e0e"
    }
  },
  "version": "2.0",
  "name": "Puma_ multi-colour",
  "manifest_version": 2,
  "description": "Here if you like puma"
}