Examine source code of Forest Mirror 2

{
  "theme": {
    "images": {
      "theme_frame": "ComputerFotoNo27.jpg"
    },
    "colors": {
      "frame": "#ff00c4",
      "tab_background_text": "#ff0000"
    }
  },
  "version": "2.0",
  "name": "Forest Mirror 2",
  "manifest_version": 2,
  "description": "To <a href=\"https://outgoing.prod.mozaws.net/v1/4f303da57fbeacf18beb9ebd37a0e4f58cbf4e599cad1dd8bdc81eced3b84220/http%3A//walking.In\" rel=\"nofollow\">walking.In</a> the forest in 3D"
}