Examine source code of Fluffy universe. .

{
  "theme": {
    "images": {
      "theme_frame": "hpy1108-ooboka-sy.jpg"
    },
    "colors": {
      "frame": "#e6dddd",
      "tab_background_text": "#c8e1eb"
    }
  },
  "version": "2.0",
  "name": "Fluffy universe. .",
  "manifest_version": 2,
  "description": "ふわふわ宇宙。。\n\n\n\n\nhpy1108-ooboka-sy."
}