Examine source code of Crazy Fun Circles

{
  "theme": {
    "images": {
      "theme_frame": "CrazyFunCircles_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#268196",
      "tab_background_text": "#336666"
    }
  },
  "version": "2.0",
  "name": "Crazy Fun Circles",
  "manifest_version": 2,
  "description": "background design, circles within circles, orange, red, turquoise, purple and yellow discs, Summer colors \n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}