Examine source code of Whitecross negro

{
  "theme": {
    "images": {
      "theme_frame": "blackwhitecross200cpia.jpg"
    },
    "colors": {
      "frame": "#c29191",
      "tab_background_text": "#1842d9"
    }
  },
  "version": "2.0",
  "name": "Whitecross negro",
  "manifest_version": 2,
  "description": "Gospel"
}