body{ 
text-align:center;
}
.seminario{

margin-left: auto; 
margin-right: auto;
width: 50em;
}
.botton_body{
font-size:3;
font:Georgia, "Times New Roman", Times, serif;
text-align:center;
width:720px;
}
.rodape{
font:Georgia, "Times New Roman", Times, serif;
font-size:10px;
text-align:center;
}
.corpo{
font:Arial, Helvetica, sans-serif;
font-size:14px;
text-align:center;
}
.titulo_seminarios{
font:Arial, Helvetica, sans-serif;
font-size:19px; 
text-align:center;
}
.titulo_principal{
font:Geneva, Arial, Helvetica, sans-serif;
font-size:22px; 
text-align:center;
}