Examine source code of Green lantern ring

{
  "theme": {
    "images": {
      "theme_frame": "Green_Lantern_header.jpg"
    },
    "colors": {
      "frame": "#967676",
      "tab_background_text": "#fcf9f9"
    }
  },
  "version": "2.0",
  "name": "Green lantern ring",
  "manifest_version": 2
}