body
  {
  background-color: black;
  color: white;
  max-width: 40em
  }

h2
  {
  font-size: 1.2em
  }

p
  {
  font-family: Arial, sans-serif;
  font-size: 0.8em;
  line-height: 1.5
  }

span#charge
  {
  font-weight: bold
  }