Examine source code of Cher anos 70

{
  "theme": {
    "images": {
      "theme_frame": "cheeer1.jpg"
    },
    "colors": {
      "frame": "#47422e",
      "tab_background_text": "#47422e"
    }
  },
  "version": "2.0",
  "name": "Cher anos 70",
  "manifest_version": 2,
  "description": ":)"
}