Examine source code of Its a beautiful world

{
  "theme": {
    "images": {
      "theme_frame": "headerPNG6.png"
    },
    "colors": {
      "frame": "#31009c",
      "tab_background_text": "#31009c"
    }
  },
  "version": "2.0",
  "name": "Its a beautiful world",
  "manifest_version": 2,
  "description": "Abstract tree and rainbow.\n\nIt's a beautiful world isn't it?"
}