Examine source code of Megasis (v.2)

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#ebf29f",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Megasis (v.2)",
  "manifest_version": 2,
  "description": "Megasis theme (v.2),  inspired by Megasis corporate logo. <b>Megasis</b> (<a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/cd1b38d7b60726422ce78a0c87b39b51182768f3ad140beb4cf2312ba9de7fb1/http%3A//megasis.pt/pt/\">megasis.pt</a>) is a TAP Group company) and the \"cube\" logo is a registered trade mark.\n\n*This is a PRIVATE theme.*"
}