Examine source code of Spring Pine Forest

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pine Forest",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(46, 96, 76)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(28, 60, 49)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(28, 60, 49, 0.8)",
      "toolbar_field_text": "rgba(255, 255, 255, 0.9)",
      "tab_line": "rgb(46, 96, 76)",
      "popup": "rgba(255, 255, 255, 0.8)",
      "popup_text": "rgb(0, 0, 0)",
      "tab_loading": "rgb(46, 96, 76)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{31cd4f60-57a5-42c9-a947-3f470f3bfccf}"
    }
  }
}