Examine source code of LeoSouza

{
  "theme": {
    "images": {
      "theme_frame": "FIREFOX.jpg"
    },
    "colors": {
      "frame": "#2f93c9",
      "tab_background_text": "#225ac9"
    }
  },
  "version": "2.0",
  "name": "LeoSouza",
  "manifest_version": 2,
  "description": "O MELHOR dos MELHORES"
}