Examine source code of Farm Storm

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Farm Storm",
  "manifest_version": 2,
  "description": "A farm in the distance taking a giant hit of lightning from a enormous storm that has created itself right over the top of the place."
}