Examine source code of Easter Morning

{
  "theme": {
    "images": {
      "theme_frame": "Three.jpg"
    },
    "colors": {
      "frame": "#e3f211",
      "tab_background_text": "#1fa330"
    }
  },
  "version": "2.0",
  "name": "Easter Morning",
  "manifest_version": 2,
  "description": "Easter Morning Three Crosses and Easter Lilies"
}