Examine source code of kokomi sago

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "kokomi",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(184, 190, 238)",
      "toolbar_text": "rgb(98, 102, 183)",
      "frame": "rgb(162, 230, 253)",
      "tab_background_text": "rgb(51, 54, 113)",
      "toolbar_field": "rgb(188, 189, 236)",
      "toolbar_field_text": "rgb(51, 54, 113)",
      "tab_line": "rgb(169, 168, 234)",
      "popup": "rgb(223, 226, 255)",
      "popup_text": "rgb(98, 102, 183)",
      "tab_loading": "rgb(169, 168, 234)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9bdd8f5f-80af-43db-9253-75e429e33a68}"
    }
  }
}