Examine source code of Enchanted Mistwood

{
  "name": "Enchanted Mistwood",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Enchanted-Mistwood.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(3, 67, 87, 1)",
      "toolbar_field_text": "rgba(3, 67, 87, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ba6e2c4a-4b3c-4ccb-833d-de6bfd389437}"
    }
  }
}