body
      {
        font-family:arial; 
        font-size:12pt;
        background-color:azure;
      }
    code
      {
        font-size:120%;
        font-weight:bold;
      }
    p.centrato
      {
        text-align:center;
      }
    .br
      {
        background-color:red;
        font-size:14pt;
        width:100px;
        height:30px;
      }
    .bg
      {
        background-color:yellow;
        font-size:14pt;
        width:100px;
        height:30px;
      }
    .c
      {
        width:30px;
        height:30px;
        background-color:cyan;
      }
    .f0,.f1,.f2
      {
        background-color:aquamarine;
      }
    .f0
      {
        font-size:12pt;
        font-family:garamond,serif;
        font-weight:bold;
      }
    .f1
      {
        font-size:16pt;
        font-family:arial,sansserif;
      }
    .f2
      {
        font-size:20pt;
        font.weight:bold;
        font-family:arial,sansserif;
        color:red;
      }
    .f4
      {
        font-size:14pt;
        font-family:arial,sansserif;
        font-weight:bold;
        color:black;
        text-align:center;
      }