Examine source code of Persona 4 ban

{
  "theme": {
    "images": {
      "theme_frame": "persona4.jpg"
    },
    "colors": {
      "frame": "#f7f4f4",
      "tab_background_text": "#fafafa"
    }
  },
  "version": "2.0",
  "name": "Persona 4 ban",
  "manifest_version": 2,
  "description": "For persona 4 lovers"
}