Examine source code of FireStorm 58

{
  "name": "FireStorm",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Fire Storm Bar.png"
    },
    "colors": {
      "frame": "rgba(232, 233, 235, 0.02)",
      "tab_background_text": "rgba(255, 252, 252, 0.99)",
      "toolbar": "rgba(3, 3, 3, 0.02)",
      "bookmark_text": "rgba(255, 252, 252, 0.98)",
      "toolbar_field": "rgba(0, 0, 0, 0.02)",
      "toolbar_field_text": "rgba(255, 252, 252, 1)",
      "tab_line": "rgba(122, 2, 2, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d8d99aba-72d8-4737-8b3e-e7359c69bb64}"
    }
  }
}