body {
    margin: 1em auto;
    max-width:40em;

    padding:0 .62em;

    font-family: "Helvetica", "Arial", sans-serif;
  
    line-height: 1.2;

    padding:0 .62em;

    color: #555;
}

h2 {
    padding-top: 1em;
  }

h1,
h2,
strong {
  color: #333;
}