header
{
      background-color:rgb(255, 127,39);
      padding-top:10px;
}
.sfondo
{
    background-image: url(../images/back_finanza.png);
    background-size: cover;   
}

.risultato
{
    color:rgb(255, 127,39);
}
b
{
   color:rgb(255, 127,39);
}
  .smbutton
  {
    border:solid 3px black;
    color:white;
    font-weight: bold;
    background-color: rgb(255, 127,39);
    margin: 1em;
    padding:1em;
  }
  footer 
  {
    background-color:rgb(255, 127,39);
    padding-top:10px;
    margin-top:20px;
  }