Examine source code of Deadchannel Copper

{
  "name": "Deadchannel Copper",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "[header] deadchannel copper.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(255, 183, 18, 1)",
      "toolbar": "rgba(255, 128, 0, 0.16)",
      "bookmark_text": "rgba(255, 221, 51, 1)",
      "toolbar_field": "rgba(70, 27, 18, 1)",
      "toolbar_field_text": "rgba(255, 183, 18, 1)",
      "tab_line": "rgba(255, 183, 18, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{350d59cb-ef53-49e1-ab91-7f38d09d903b}"
    }
  }
}