body{
 padding: 0;
 margin: 0;
 background-color: #FFF;
 overflow: hidden;
border: 0;
overflow: hidden;
height: 100%; 
max-height: 100%; 
}
#Container 
{
width:800px; 
height:600px; 
position:absolute; 
top:50%; left:50%; 
margin:-300px auto auto -400px; 
border:none;
text-align:center;
}