Examine source code of shishizaru

{
  "theme": {
    "images": {
      "theme_frame": "Blue2.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "shishizaru",
  "manifest_version": 2,
  "description": "used illustration by a Japanese artist and filled in the rest of the bar with random texts"
}