html {
  background: var(--background);
  color-scheme: dark light;
}

body {
  margin: 0;
  font-size: 20px;
  line-height: 1.7;
  color: var(--text);
  background: var(--background);
  text-rendering: optimizeLegibility;
  font-family: "Courier New";
  font-optical-sizing: auto;
  font-style: normal;
}

main {
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

h1, h2, h3 {
  font-weight: normal;
  line-height: 1.3;
  color: var(--heading);
}

h1 {
  font-size: 2.2rem;
  margin-bottom: 2.5rem;
}

h2 {
  font-size: 1.5rem;
  margin-top: 3.5rem;
  margin-bottom: 1rem;
}

p {
  margin: 0 0 1.5rem 0;
}

a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid var(--border-link);
}

a:hover {
  border-bottom-color: var(--border-link-hover);
}

footer {
  margin-top: 4rem;
  font-size: 0.9rem;
  color: var(--footer);
}