Examine source code of Bleach - Kisuke beta

{
  "theme": {
    "images": {
      "theme_frame": "Kisuke-FirefoxTop2.jpg"
    },
    "colors": {
      "frame": "#5100ff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Bleach - Kisuke beta",
  "manifest_version": 2,
  "description": "Kisuke Urahara Bleach\nThe design may look throwed-off but it actually fits like it should."
}