Examine source code of Killtribe persona

{
  "theme": {
    "images": {
      "theme_frame": "personakilltribedeck.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#e83a3a"
    }
  },
  "version": "2.0",
  "name": "Killtribe persona",
  "manifest_version": 2,
  "description": "This Persona supports the German band Killtribe, if u know them or have seen them live, add this Persona to your favorits or just use it."
}