Examine source code of Coloring Music

{
  "theme": {
    "images": {
      "theme_frame": "xplaye_personas_01.jpg"
    },
    "colors": {
      "frame": "#e6e3e3",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Coloring Music",
  "manifest_version": 2,
  "description": "When music goes far beyond notes, you find out the color starts to dance."
}