Examine source code of Quiet techv2

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "green",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(70, 105, 59, 0.18)",
      "toolbar_text": "rgb(174, 221, 109)",
      "frame": "rgb(201, 212, 222)",
      "tab_background_text": "rgb(155, 210, 83)",
      "toolbar_field": "rgba(0, 0, 0, 0.19)",
      "toolbar_field_text": "rgb(180, 210, 140)",
      "tab_line": "rgba(42, 139, 92, 0.94)",
      "popup": "rgba(70, 105, 59, 0.94)",
      "popup_text": "rgb(180, 210, 140)",
      "button_background_active": "rgba(70, 105, 59, 0.77)",
      "frame_inactive": "rgb(155, 210, 83)",
      "ntp_background": "rgb(70, 105, 59)",
      "popup_border": "rgba(16, 93, 55, 0.94)",
      "tab_loading": "rgba(130, 230, 2, 0.69)",
      "tab_selected": "rgba(42, 139, 92, 0.64)",
      "toolbar_bottom_separator": "rgba(174, 221, 109, 0.75)",
      "toolbar_field_border_focus": "rgba(42, 139, 92, 0.94)",
      "toolbar_field_border": "rgba(22, 108, 66, 0.94)",
      "toolbar_field_focus": "rgb(155, 210, 83)",
      "toolbar_field_highlight_text": "rgba(16, 93, 55, 0.94)",
      "toolbar_field_highlight": "rgba(42, 139, 92, 0.94)",
      "toolbar_field_separator": "rgba(42, 139, 92, 0.64)",
      "toolbar_field_text_focus": "rgba(22, 108, 66, 0.94)",
      "toolbar_top_separator": "rgba(155, 210, 83, 0.34)",
      "toolbar_vertical_separator": "rgba(22, 108, 66, 0.94)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a80686bf-373b-4e05-9606-2ef3ed074b8d}"
    }
  }
}