Examine source code of black cats & crystals

{
  "name": "black cats & crystals",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "black cats and crystals.jpg"
    },
    "colors": {
      "frame": "rgba(235, 132, 187, 1)",
      "tab_background_text": "rgba(10, 255, 133, 1)",
      "toolbar": "rgba(79, 185, 189, 1)",
      "bookmark_text": "rgba(218, 242, 0, 1)",
      "toolbar_field": "rgba(164, 35, 184, 1)",
      "toolbar_field_text": "rgba(89, 242, 12, 1)",
      "tab_line": "rgba(237, 71, 193, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{522c5fb5-f255-4dab-bd48-080347d6f9bd}"
    }
  }
}