:root {
  --background-color: #eee;
  --max-screen-width: 80ch;
  font-size: 13px;
}

body {
  background-color: var(--background-color);
  font-family: "JetBrains Mono", monospace;
  line-height: 1.5rem;
  max-width: var(--max-screen-width);
  margin: 0 auto;
  padding: 1rem;
}

.horizontal-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
}

hr {
  border: none;
  height: 1px;
  color: #ddd;
  background-color: #ddd;
}