Examine source code of elves technology

{
  "theme": {
    "images": {
      "theme_frame": "persona.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "elves technology",
  "manifest_version": 2,
  "description": "The home of FREE classified ads in the India- Search thousands of classified ads in your local area, online now. Classifieds11"
}