Examine source code of Ghostly Hills Ecto

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Ghostly Hills Ecto",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(3, 37, 47)",
      "toolbar_text": "rgb(193, 246, 142)",
      "frame": "rgb(3, 37, 47)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(3, 37, 47)",
      "tab_line": "rgb(193, 246, 142)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(3, 37, 47)",
      "tab_loading": "rgb(193, 246, 142)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{470d938e-a315-4c51-a6a5-04f318f19eae}"
    }
  }
}