Examine source code of ShadowForce

{
  "theme": {
    "images": {
      "theme_frame": "Infusion-1.png"
    },
    "colors": {
      "frame": "#ffd500",
      "tab_background_text": "#88ff00"
    }
  },
  "version": "2.0",
  "name": "ShadowForce",
  "manifest_version": 2,
  "description": "Infusion - Colour Explosion. First Attempt At Making A Persona."
}