Examine source code of StarsAndWheels2

{
  "theme": {
    "images": {
      "theme_frame": "scaled.png"
    },
    "colors": {
      "frame": "#56285c",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "StarsAndWheels2",
  "manifest_version": 2,
  "description": "This was created using Aviary and their built in shapes.  I was having trouble understanding how the personas were applied - so I had to scale down the image to appear only on the right - now looks a little choppy, but is better than the original, which took up the whole upper screen."
}