Examine source code of Altres

{
  "theme": {
    "images": {
      "theme_frame": "mozillafirefox.png"
    },
    "colors": {
      "frame": "#3508ff",
      "tab_background_text": "#6203fa"
    }
  },
  "version": "2.0",
  "name": "Altres",
  "manifest_version": 2,
  "description": "Aquí hi ha el meu nom i el nom del programa: Mozilla Firefox"
}