Examine source code of Puzzle Theme

{
  "name": "Puzzle",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "5b7b7f64-7675-4e5d-8744-9e8e2f6a886f.png"
    },
    "colors": {
      "frame": "rgba(235, 232, 234, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(161, 55, 55, 1)",
      "bookmark_text": "rgba(33, 22, 14, 1)",
      "toolbar_field": "rgba(18, 59, 130, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f6ce1983-e520-45af-8087-07dfc145d869}"
    }
  }
}