#cabecera{
position: absolute;
top:2%;
left:2%;
height:30%;
width:93%;
}
#indice{
position: absolute;
top:15%;
left:2%;
height:10%;
width:93%;
background:#FE2E2E;
}
#contenido{
position: absolute;
top:30%;
left:10%;
width:85%;
height:75%;
background: #FAFAFA;
}
#piedepagina{
position: absolute;
top:110%;
left:10%;
height:10%;
width:80%;
background: #E0E6F8;
}