Examine source code of dark knight 700

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header11.jpg"
    },
    "colors": {
      "frame": "#080808",
      "tab_background_text": "#c4c2c2"
    }
  },
  "version": "2.0",
  "name": "dark knight 700",
  "manifest_version": 2
}