Examine source code of Pain-t-ink

{
  "theme": {
    "images": {
      "theme_frame": "Pain-t-ink.png"
    },
    "colors": {
      "frame": "#f5ffa6",
      "tab_background_text": "#33e8a3"
    }
  },
  "version": "2.0",
  "name": "Pain-t-ink",
  "manifest_version": 2,
  "description": "Tattoo"
}