Examine source code of Gone in 60 Seconds

{
  "theme": {
    "images": {
      "theme_frame": "BrowserHeaderGonein60Seconds.jpg"
    },
    "colors": {
      "frame": "#030303",
      "tab_background_text": "#fcfcfc"
    }
  },
  "version": "2.0",
  "name": "Gone in 60 Seconds",
  "manifest_version": 2,
  "description": "I created this persona using a red and black gradiant. I then I found a muddied up version of the logo for Gone in 60 Seconds and put it on there to finish it up"
}