Examine source code of GraFire

{
  "theme": {
    "images": {
      "theme_frame": "ff_header_01.jpg"
    },
    "colors": {
      "frame": "#cbf1fa",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "GraFire",
  "manifest_version": 2,
  "description": "dynamic-01"
}