Examine source code of Curious Cute Cat

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#ffdf94",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Curious Cute Cat",
  "manifest_version": 2,
  "description": "Let this cat watch you browse and judge your every move. A theme for cat lovers."
}