button.clear-button
{
  margin-left: -40px;
  z-index: 100;
  color: #AAA;
  display: none;
}

span.clear-button
{
  position: absolute; 
  top: 20%;
  padding: 5px;
  z-index: 100;
  color: #AAA;
  cursor: pointer;
  display: none;
}
span.clear-button:hover
{
  color: #666;
}