Examine source code of danza con me

{
  "theme": {
    "images": {
      "theme_frame": "Firefox.jpg"
    },
    "colors": {
      "frame": "#f0b4ad",
      "tab_background_text": "#f0b4ad"
    }
  },
  "version": "2.0",
  "name": "danza con me",
  "manifest_version": 2
}