Examine source code of Autumn Waiting

{
  "name": "Autumn Waiting",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "AutumnWaitingH.jpg"
    },
    "colors": {
      "frame": "rgba(250, 182, 105, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(252, 203, 138, 0)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(255, 211, 153, 0.08)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5364e1ca-9d92-4324-b586-581775b32c44}"
    }
  }
}