.box_nav{
	   position: relative;
       z-index: 100;
height:450px;
width:400px;
  background-color: transparent;

                }


.box  {
    background-repeat: no-repeat;
    float:left; 
    overflow:hidden;
    margin:0px;
    padding:0px;
    text-align: center;
    width:100px;
    height:200px;
border: 1px solid #666;
-webkit-border-radius: 4px;
-moz-border-radius: 4px;
border-radius: 4px;
-webkit-box-shadow: #999 0px 5px 20px;
-moz-box-shadow: #999 0px 5px 20px;
box-shadow: #999 0px 5px 20px;
background: #eee;
background: -webkit-gradient(linear, 0 0, 0 bottom, from(#fff), to(#ddd));
background: -moz-linear-gradient(#fff, #ddd);
background: linear-gradient(#fff, #ddd);
-pie-background: linear-gradient(#fff, #ddd);
behavior: url(/PIE.htc);
  }
#controls {
margin: 5px 5px 5px 170px;
width:40px;
border:0px solid #111;
}
.next {
position:absolute;
text-align:right; 
}