style.css

body {
  margin: 0;
  padding: 2rem 1rem;
  line-height: 1.5;
}

main {
  max-width: 52rem;
  margin: 0 auto;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid #8884;
}

.note {
  margin-top: 2rem;
  font-size: 0.9em;
  opacity: 0.8;
}