html {
  margin: 0;
  padding: 0;
  -webkit-text-size-adjust: none;
}
body {
  margin: 2rem auto;
  padding: 0 1rem;
  font-family: sans-serif;
  background: #dce8f0;
  color: #1a1a1a;
  max-width: 62ch;
  line-height: 1.6;
}
h1,
h2,
h3 {
  color: #2a2a2a;
  margin-bottom: 0.5rem;
  margin-top: 1rem;
  font-weight: 400;
  line-height: 1.2;
}
h1 {
  margin-top: 2rem;
  font-size: 2.2rem;
}
h2 {
  margin-top: 2.5rem;
  font-size: 1.3rem;
}
h3 {
  margin-top: 2rem;
  font-size: 1.1rem;
}
p {
  margin: 0.75rem 0;
}
a {
  color: #1a1a1a;
}
a:hover {
  color: #444;
}
header {
  margin-bottom: 1rem;
}
footer {
  padding-top: 1rem;
  margin-top: 4rem;
  border-top: 1px solid #b0c4d0;
  text-align: center;
  font-size: 0.85rem;
  line-height: 1.4;
  color: #555;
}
footer p {
  margin: 0.2rem 0;
}
main img,
main video,
main audio {
  display: block;
  margin: 1rem auto;
  max-width: 100%;
}