Examine source code of FireNa

{
  "theme": {
    "images": {
      "theme_frame": "Header1.jpg"
    },
    "colors": {
      "frame": "#4870e8",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "FireNa",
  "manifest_version": 2,
  "description": "A Firefox persona that i created when i was bored, i figure out that 3000x200 don't even fit Firefox persona's, if this persona have some problems, please PM me."
}