Examine source code of Easter_Celebration

{
  "theme": {
    "images": {
      "theme_frame": "Easter-service-2010-3000w200h300kb.jpg"
    },
    "colors": {
      "frame": "#fab2a5",
      "tab_background_text": "#f0bf0c"
    }
  },
  "version": "2.0",
  "name": "Easter_Celebration",
  "manifest_version": 2,
  "description": "The Cross of Christ"
}