Examine source code of aprenderingles

{
  "theme": {
    "images": {
      "theme_frame": "aprenderingles_firefoxtheme_top4.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "aprenderingles",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/72d8dbad0766ecdbb861a2022a5c856f1a7e16662942a34950cd2880bce5cb73/http%3A//www.aprenderingles.com.br\" rel=\"nofollow\">www.aprenderingles.com.br</a> pink persona"
}