Examine source code of SpaceShaman Dark

{
  "manifest_version": 2,
  "version": "1.2",
  "name": "SpaceShaman Dark",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(11, 14, 20)",
      "toolbar_text": "rgb(111, 116, 128)",
      "frame": "rgb(11, 14, 20)",
      "tab_background_text": "rgb(111, 116, 128)",
      "toolbar_field": "rgb(11, 14, 20)",
      "toolbar_field_text": "rgb(111, 116, 128)",
      "tab_line": "rgb(46, 50, 62)",
      "popup": "rgb(11, 14, 20)",
      "popup_text": "rgb(111, 116, 128)",
      "button_background_active": "rgb(46, 50, 62)",
      "button_background_hover": "rgb(46, 50, 62)",
      "frame_inactive": "rgb(11, 14, 20)",
      "icons_attention": "rgb(46, 50, 62)",
      "icons": "rgb(111, 116, 128)",
      "ntp_background": "rgb(11, 14, 20)",
      "ntp_text": "rgb(111, 116, 128)",
      "sidebar_border": "rgb(11, 14, 20)",
      "sidebar_highlight_text": "rgb(111, 116, 128)",
      "sidebar_highlight": "rgb(46, 50, 62)",
      "sidebar_text": "rgb(111, 116, 128)",
      "sidebar": "rgb(11, 14, 20)",
      "toolbar_field_border_focus": "rgb(46, 50, 62)",
      "toolbar_field_highlight": "rgb(46, 50, 62)",
      "toolbar_top_separator": "rgb(11, 14, 20)",
      "tab_loading": "rgb(46, 50, 62)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9673a52c-e94f-4bf5-93e3-096719a46a95}"
    }
  }
}