Examine source code of Murky Water

{
  "theme": {
    "images": {
      "theme_frame": "personaheaderdeepsea.jpg"
    },
    "colors": {
      "frame": "#dec000",
      "tab_background_text": "#18c496"
    }
  },
  "version": "2.0",
  "name": "Murky Water",
  "manifest_version": 2,
  "description": "Murky Water *** This design is an oil-painting effect over a photograph. *** <a href=\"https://outgoing.prod.mozaws.net/v1/7b38e732f918cb1b3782303f40ad6c73f4722738e28e9eb510c2e7f8eb747d5b/http%3A//anonymouscharles.deviantart.com/\" rel=\"nofollow\">http://anonymouscharles.deviantart.com/</a>"
}