Examine source code of Facepunch Theme

{
  "theme": {
    "images": {
      "theme_frame": "head3.png"
    },
    "colors": {
      "frame": "#2e2e2e",
      "tab_background_text": "#1c1c1c"
    }
  },
  "version": "2.0",
  "name": "Facepunch Theme",
  "manifest_version": 2,
  "description": "Theme to use when viewing the Facepunch website.\n\n<a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/c3a2a5ea657e91545b3a740fec25e00ef9edb033fdc5e0ec98e12341fecec41c/http%3A//www.facepunch.com\">http://www.facepunch.com</a>"
}