Examine source code of Diamond Cascade

{
  "theme": {
    "images": {
      "theme_frame": "Diamondkingheader4.jpg"
    },
    "colors": {
      "frame": "#dcd9eb",
      "tab_background_text": "#5e6ff2"
    }
  },
  "version": "2.0",
  "name": "Diamond Cascade",
  "manifest_version": 2,
  "description": "Pretty self explanatory. Cascading diamonds! Everything used to create this persona was used using a free stock image site."
}