Exemple de code de la propriété CSS scrollbar-darkshadow-color.

<style type="text/css">
#frame{
  height : 200px; 
  width  :300px; 
  overflow : scroll; 
  border : 1px solid green; 
  margin-top : 10px; 
}
body, textarea, #frame{ 
  scrollbar-face-color : #BDB76B; 
  scrollbar-arrow-color : #C71585; 
  scrollbar-track-color : #006400; 
  scrollbar-3dlight-color : #4B0082; 
  scrollbar-darkshadow-color : red; 
}
</style>
<form action="" method="get">
<textarea name="ds" cols="20" rows="10">
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
</textarea>
</form>
<div id='frame'>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
scrollbar-darkshadow-color<br>
</div>