body {
  font-family: sans-serif;
  margin: 0 10px;
}

h1, h2 {
  margin-bottom: 5px;
}

p {
  margin-bottom: 10px;
}

section {
  margin-bottom: 20px;
}

@media screen and (prefers-color-scheme: dark) {
  body {
    background-color: black;
    color: white;
  }
}