Examine source code of Green Dark Maze

{
  "theme": {
    "images": {
      "theme_frame": "Senzatitolo-1.jpg"
    },
    "colors": {
      "frame": "#ab9f9f",
      "tab_background_text": "#1cba31"
    }
  },
  "version": "2.0",
  "name": "Green Dark Maze",
  "manifest_version": 2,
  "description": "Piece of a modified maze with photoshop using some effect."
}