Examine source code of Forest Cozy

{
  "manifest_version": 2,
  "name": "Forest Cozy",
  "version": "1.0",
  "description": "A cozy, muted forest-toned theme for Firefox.",
  "theme": {
    "colors": {
      "frame": "#1a1f1a",
      "frame_inactive": "#1a1f1a",
      "tab_background_text": "#c9c9b8",
      "tab_text": "#e8e6d9",
      "tab_loading": "#8a9a5b",
      "tab_selected": "#2a312a",
      "tab_line": "#8a9a5b",
      "tab_background_separator": "#3a413a",
      "toolbar": "#242a24",
      "toolbar_text": "#e8e6d9",
      "toolbar_field": "#1a1f1a",
      "toolbar_field_text": "#e8e6d9",
      "toolbar_field_border": "#3a413a",
      "toolbar_field_focus": "#242a24",
      "toolbar_field_text_focus": "#e8e6d9",
      "toolbar_top_separator": "#3a413a",
      "toolbar_bottom_separator": "#3a413a",
      "toolbar_vertical_separator": "#3a413a",
      "icons": "#c9c9b8",
      "icons_attention": "#c9a86a",
      "popup": "#1a1f1a",
      "popup_text": "#e8e6d9",
      "popup_border": "#3a413a",
      "popup_highlight": "#3a413a",
      "popup_highlight_text": "#e8e6d9",
      "sidebar": "#1a1f1a",
      "sidebar_border": "#3a413a",
      "sidebar_text": "#e8e6d9",
      "sidebar_highlight": "#3a413a",
      "sidebar_highlight_text": "#e8e6d9",
      "ntp_background": "#1a1f1a",
      "ntp_text": "#e8e6d9",
      "bookmark_text": "#e8e6d9",
      "button_background_active": "#3a413a",
      "button_background_hover": "#242a24"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2b6d636f-7c33-43be-9408-17bccb3070dd}"
    }
  }
}