Examine source code of Green Trees 2016

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Green Trees 2016",
  "manifest_version": 2,
  "description": "it's a beautiful green Trees, cool theme\nsee @ <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/6b9b543b26afab8a1f9744c107d5052500957bdbea2e98a8ed6e666b3b56601e/http%3A//wallpapersfit.com\">wallpapersfit.com</a>"
}