Examine source code of look&watch

{
  "theme": {
    "images": {
      "theme_frame": "ragilheader.jpg"
    },
    "colors": {
      "frame": "#03ddfa",
      "tab_background_text": "#062e7d"
    }
  },
  "version": "2.0",
  "name": "look&watch",
  "manifest_version": 2
}