Examine source code of Red Hands Cave Art

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#b3aaa6",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Red Hands Cave Art",
  "manifest_version": 2,
  "description": "A montage made from an image taken of the ancient Aboriginal rock art at Red Hands Cave near Sydney, Australia"
}