a#button {
  display:block; width:230px; height:auto; padding:3px;
  text-align:center; font-weight:normal; text-decoration:none;
}
a#button:link, a#button:visited {
  color:#000; background-color:#ccc;
  border-left:2px solid #fff; border-top:2px solid #fff;
  border-right:2px solid #000; border-bottom:2px solid #000;
}
a#button:hover {
  color:#000; background-color:#bbb; padding:4px 2px 2px 4px;
  border-left:2px solid #666; border-top:2px solid #666;
  border-right:2px solid #ccc; border-bottom:2px solid #ccc;
}
a#button:active {
  color:#fff; background-color:#999;
  border-left:2px solid #000; border-top:2px solid #000;
  border-right:2px solid #fff; border-bottom:2px solid #fff;
}