Examine source code of Ciudad Caracas

{
  "theme": {
    "images": {
      "theme_frame": "Caracas.jpg"
    },
    "colors": {
      "frame": "#79e364",
      "tab_background_text": "#0b1678"
    }
  },
  "version": "2.0",
  "name": "Ciudad Caracas",
  "manifest_version": 2,
  "description": "Caracas capital de Venezuela"
}