Examine source code of Gearhead

{
  "theme": {
    "images": {
      "theme_frame": "banner1.jpg"
    },
    "colors": {
      "frame": "#bdbdbd",
      "tab_background_text": "#fcfcfc"
    }
  },
  "version": "2.0",
  "name": "Gearhead",
  "manifest_version": 2,
  "description": "This is just a simple Persona I came up with when I was on a steampunk kick and completely revamping my desktop to the SP style. Enjoy!"
}