Examine source code of Dramatic Wolf by M♥Donna

{
  "name": "Dramatic Wolf by M♥Donna",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "Dramatic Wolf2.jpg"
    },
    "colors": {
      "frame": "rgba(114, 116, 126, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(115, 117, 128, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(115, 117, 128, 0.03)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{356135d8-e6ea-4d69-b5dd-2674a61fedae}"
    }
  }
}