Examine source code of Sparkling Frangipani

{
  "name": "Sparkling Frangipani",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(88, 131, 140, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(90, 132, 143, 0)",
      "bookmark_text": "rgba(171, 103, 165, 1)",
      "toolbar_field": "rgba(90, 132, 143, 0.07)",
      "toolbar_field_text": "rgba(171, 103, 165, 1)",
      "tab_line": "rgba(153, 243, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{31cdb199-222e-492b-ae17-a0c15147ee47}"
    }
  }
}