Examine source code of Purple Mirage by M♥Donna

{
  "name": "Purple Mirage by M♥Donna",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "PurpleMirageH.jpg"
    },
    "colors": {
      "frame": "rgba(163, 121, 189, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(167, 122, 191, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(167, 122, 191, 0.08)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{be2463ca-0b8b-4f44-9ba8-5ab6b3afb508}"
    }
  }
}