body {
  font-family: Helvetica, Arial, sans-serif;
  background-color: #F2F2F2;
}

main {
  margin-left: auto;
  margin-right: auto;
  display: block;
}

legend a {
  color: black;
}

footer {
  margin-top: 1em;
}

h1 {
  font-size: 1em;
}