@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document url-prefix("http://") {

*
{
border: 1em solid #00ff00;
color: #00ff00;
text-indent: -700em;
position: absolute;
top: 0;
left: 0;
letter-spacing: -0.9em;
background: #ff00ff;
}

*:hover,
*:focus
{
  display: block;
  float: right;
  position: fixed;
  top: 0;
  left: 0;
  background: #ffffff;
  color: #ffffff;
  width: 100%;
  height: 100%;
  font-size: 100%;
}



}