Examine source code of rockz colored

{
  "theme": {
    "images": {
      "theme_frame": "header4.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "rockz colored",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/d13248c54b84ed5fb42be641908eb58466c0d343cfe2fb3c9ead1d366b361ff4/http%3A//rockz.com\" rel=\"nofollow\">http://rockz.com</a>\n\n(Um das Logo vollständig sehen zu können --&gt; Menüleiste, Lesezeichen-Symbolleiste &amp; Navigations-Symbolleiste aktivieren)"
}