Examine source code of Sri Pada 1

{
  "theme": {
    "images": {
      "theme_frame": "zxx.jpg"
    },
    "colors": {
      "frame": "#1fdfed",
      "tab_background_text": "#000f54"
    }
  },
  "version": "2.0",
  "name": "Sri Pada 1",
  "manifest_version": 2,
  "description": "Visit Sri Lanka and experience the culture widned up with Buddhism and the nature."
}