body, td, div, p, a, font, span{
  text-decoration: none;
  font-family: arial,sans-serif;
}
body{
  margin: 0;
  padding: 0;
  border: 0;
  background-color: white;
}
img{
  border: 0;
}
a{
  font-size: 10px;
  text-decoration: underline;
  color: #3F4860;
}
div.centro{
  margin: 0 auto 0 auto;
  text-align: center;
}
span.error{
  color: red;
}
.titulo {
  padding: 0px 0px 0px 8px;
  font-size: 14px;
  font-weight: bold;
  color: #003366;
  border-bottom: 1px solid #BBBBBB;
}
.formulario{
  border: 1px solid #BBBBBB;
  background-color: #FFFFF1;
  margin: auto;
}
.formulario th{
  font-size: 14px;
  font-weight: bold;
  color: #003366;
  background-color: #F0F0F0;
  border-bottom: 1px solid #BBBBBB;
}
.formulario td{
  text-align:left;

.formulario td.etiqueta{
  font-size: 10px;
  font-weight: bold;
  text-align: right;
  background-color: #FFFFD9;
  vertical-align: middle;
}
.tabla{
  font-size: 10px;
  border-collapse: collapse;
}
.tabla tr.alterno{
  background-color: #FFFFD9;
}
.tabla th{
  padding: 2px 2px 2px 2px;
  background-color: #F0F0F0;
  border: 1px solid #CCCCCC;
}
.tabla td{
  padding: 2px 2px 2px 2px;
  border: 1px solid #CCCCCC;
}