::selection {
  background: grey;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.5em;
  font-size: 1.1em;
  color: white;
  max-width: 40rem;
  padding: 2rem;
  margin: auto;
  background: #222;
}

img {
  max-width: 100%;
}

a {
  color: goldenrod;
  text-decoration: none;
}

h1, h2, strong {
  color: white; 
}

h1 {
  font-size: 1.6em;
}

h2 {
  font-size: 1.2em;
}

h3 {
  font-size: 1.1em;
}

.muted {
  color: white;
  text-decoration: none;
}

.small {
  font-size: .8em;
}

hr {
  border: 1px solid grey;
}