
 <rotate  id="bsw" angle="90">
      <img src="dots/triangle_medium" />
</rotate>
<pad  top="3" color="#0fff">
<composite >
   <tile tint="#666" y="2" x="2" >
      <recall srcid="bsw" />
   </tile>
   <tile tint="#444" y="1" x="1" >
      <recall srcid="bsw" />
   </tile>
   <tile tint="Black" y="0" >
      <recall srcid="bsw" />
   </tile>
</composite >
</pad>
