Examine source code of Bunkshelf Storm

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Bunkshelf Storm",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(41, 51, 68)",
      "toolbar_text": "rgb(222, 173, 86)",
      "frame": "rgb(16, 22, 29)",
      "tab_background_text": "rgb(215, 226, 239)",
      "toolbar_field": "rgba(16, 22, 29, 0.34)",
      "toolbar_field_text": "rgb(222, 173, 86)",
      "tab_line": "rgb(222, 173, 86)",
      "popup": "rgb(16, 22, 29)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_hover": "rgba(222, 173, 86, 0.16)",
      "icons": "rgb(222, 173, 86)",
      "ntp_background": "rgb(16, 22, 29)",
      "sidebar_border": "rgba(255, 0, 0, 0)",
      "tab_background_separator": "rgba(0, 118, 255, 0)",
      "tab_selected": "rgba(222, 173, 86, 0.16)",
      "tab_text": "rgb(222, 173, 86)",
      "toolbar_bottom_separator": "rgb(41, 51, 68)",
      "toolbar_field_border_focus": "rgba(0, 118, 255, 0)",
      "toolbar_top_separator": "rgb(41, 51, 68)",
      "tab_loading": "rgb(222, 173, 86)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{87d1a4b7-5d90-4fce-8a07-703b63e8aba2}"
    }
  }
}