Examine source code of Antifa - Interbrigaden

{
  "theme": {
    "images": {
      "theme_frame": "Brigadasinternacional.jpeg"
    },
    "colors": {
      "frame": "#f70d0d",
      "tab_background_text": "#260707"
    }
  },
  "version": "2.0",
  "name": "Antifa - Interbrigaden",
  "manifest_version": 2,
  "description": "Heros from Spain.\na tribute to all the volunteers who died in the spanish civil war to fight against the fascists!"
}