Examine source code of Gryffindor - Pottermore

{
  "theme": {
    "images": {
      "theme_frame": "grifindom-1.jpg"
    },
    "colors": {
      "frame": "#7d7878",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Gryffindor - Pottermore",
  "manifest_version": 2,
  "description": "You might belong in Gryffindor,\nWhere dwell the brave at heart,\nTheir daring, nerve and chivalry\nSet Gryffindors apart;"
}