fieldset {
  width: 30%;	
}

p {
  margin: 0;
}

table {
 text-align: center;
}

th {
  background-color: yellow;	
}

td {
  border: 1px solid black;	
}

.red {
  background-color: red;
  color: white;
}


.tasa label {
  width: 30%;
  float: left;
}