* 
{ 
  margin: 0; 
  padding: 0;
}

body, html 
{ 
  width:100%;
  height:100%; 
overflow: hidden;
}

#display
{
  width:100%;
  height:100%;
}

#drop_window
{
  position: absolute;
  display: table; 
  left: 10px;
  top: 10px;
  cursor: move;
  opacity: 0.75;
  padding: 10px;
}

#drop_content
{
  display: table-row; 
  height: 100%; 
}

#drop 
{
  text-align: center;
  vertical-align: middle;

  display: table-cell; 
	border-style: dashed;
	border-color: gray;
	background: WhiteSmoke;
  padding: 20px;
}

#drop.hover 
{
  background: lime;
	border-style: solid;
	border-color: green;
}

#btn_close
{
  width: 20%;
  float: right;
  margin-top: 10px;
}

#btn_default
{
  width: 80%;
  float:left;
  margin-top: 10px;
}