div.img_startpage{
position: absolute; 
top:10%; 
left:10%; 
width:80%; 
height:80%;
border: 2px inset #c0c0c0;
}


div.header_startpage{
position: absolute; 
top:1%; 
left:0px; 
width:100%; 
height:10%;
font-family:Verdana;
font-size:12px;
TEXT-ALIGN: center;
}