body{
    background-image: url(sfondo10.jpg);
}
header{
    color: red;
    font-family: Informal roman, bold;
    text-align: center;
    font-size: 2em;
}
p{
    font-family: Centaur;
    text-align: center;
    color: white;
    font-size: 1.3em;
}