Examine source code of FireTip Feather

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffdd57"
    }
  },
  "version": "2.0",
  "name": "FireTip Feather",
  "manifest_version": 2,
  "description": "A very eye catching image with a feather like twirl and a seemingly fire tip on their ends."
}