body {
  font-family: Arial,Helvetica,sans-serif;
  font-size: small;
  text-align: justify;
  width: 600px;
  padding-top: 10px;
  padding-bottom: 10px;
}
h1 {
  padding: 10px;
  font-size: large;
  font-family: Arial,Helvetica,sans-serif;
  background-color: #ffffcc;
}
h2 {
  font-family: Arial,Helvetica,sans-serif;
  font-size: medium;
}
h3 {
  font-family: Arial,Helvetica,sans-serif;
  font-size: small;
  font-weight: bold;
}