Examine source code of roughriders2011

{
  "theme": {
    "images": {
      "theme_frame": "riders.jpg"
    },
    "colors": {
      "frame": "#fafafa",
      "tab_background_text": "#f5fafa"
    }
  },
  "version": "2.0",
  "name": "roughriders2011",
  "manifest_version": 2
}