Examine source code of Fox Generic

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Fox Generic",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(248, 90, 55)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(32, 18, 58)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(32, 18, 58, 0.75)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgba(248, 90, 51, 0)",
      "popup": "rgb(32, 18, 58)",
      "popup_text": "rgb(255, 255, 255)",
      "icons_attention": "rgb(125, 92, 241)",
      "icons": "rgb(0, 0, 0)",
      "ntp_background": "rgb(23, 17, 47)",
      "ntp_text": "rgb(248, 90, 55)",
      "popup_border": "rgba(32, 18, 58, 0.75)",
      "popup_highlight": "rgb(248, 90, 55)",
      "sidebar_border": "rgba(248, 90, 55, 0.25)",
      "sidebar_highlight_text": "rgb(0, 0, 0)",
      "sidebar_highlight": "rgb(248, 90, 55)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(32, 18, 58)",
      "tab_loading": "rgb(0, 0, 0)",
      "tab_text": "rgb(0, 0, 0)",
      "toolbar_bottom_separator": "rgba(248, 90, 55, 0.75)",
      "toolbar_field_border_focus": "rgba(32, 18, 58, 0.75)",
      "toolbar_field_border": "rgba(248, 90, 55, 0.25)",
      "toolbar_field_focus": "rgb(32, 18, 58)",
      "toolbar_field_highlight": "rgb(248, 90, 55)"
    }
  }
}