Examine source code of foromagios.net

{
  "theme": {
    "images": {
      "theme_frame": "magios.png"
    },
    "colors": {
      "frame": "#ecf23d",
      "tab_background_text": "#eeff00"
    }
  },
  "version": "2.0",
  "name": "foromagios.net",
  "manifest_version": 2,
  "description": "Para todos los magios"
}