Examine source code of Green Leaf Crystal

{
  "theme": {
    "images": {
      "theme_frame": "PersonaTop.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#c9db7f"
    }
  },
  "version": "2.0",
  "name": "Green Leaf Crystal",
  "manifest_version": 2,
  "description": "I made this to fit my personal theme combined with Windows 7 Aero, custom login screen, explorer and 'Start' button. Original image which is used for the desktop background is here: <a href=\"https://outgoing.prod.mozaws.net/v1/2baf46593b253ea42f685f376e7c9c1a8175a6c57f2b4406b834f7687d9f27d5/http%3A//i.imgur.com/JBh1Z.jpg\" rel=\"nofollow\">http://i.imgur.com/JBh1Z.jpg</a>\n\nWorks fine with the default Theme."
}