Examine source code of Pastel Blue- Clouds

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#f2ff00"
    }
  },
  "version": "2.0",
  "name": "Pastel Blue- Clouds",
  "manifest_version": 2,
  "description": "A very simple theme. Not much of details given, this theme was intended to be made so that the foreground buttons of the browser is clearly visible and the bookmarks tab, etc."
}