iframe-scrollbar verändern?

[rL|eimsbush]

style type="text/css">
body, textarea {
  scrollbar-base-color:#220000;
  scrollbar-3dlight-color:#440000;
  scrollbar-arrow-color:#440000;
  scrollbar-darkshadow-color:#440000;
  scrollbar-face-color:#220000;
  scrollbar-highlight-color:#440000;
  scrollbar-shadow-color:#440000;
  scrollbar-track-color:#220000;
}
 </style>

das da in die html datei schreiben, die in den Iframe kommt