body {
  font-family: Helvetica, Arial, sans-serif;
  max-width: 760px;
  margin: 4rem auto;
  padding: 0 1.5rem;
  line-height: 1.6;
  color: #e6e6e6;
  background: #111;
}

h1 {
  line-height: 1.2;
  color: #fff;
}

a {
  color: #9ecbff;
}

a:hover {
  color: #c8e1ff;
}

main {
  padding-bottom: 4rem;
}