img {
  width: 5rem;
  height: 5rem;
  margin: 0 auto;
  border-radius: 50%;
}

footer {
  margin: 0 auto;
}
:root {
  font-family: sans-serif;
  --color-link: #60a5fa;
  --color-bg: white;
  --color-primary: black;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-link: #93c5fd;
    --color-bg: black;
    --color-primary: rgb(212 212 216);
  }
}

body {
  font-size: small;
  background-color: var(--color-bg);
  color: var(--color-primary);
  max-width: 768px;
  padding: 0 0.5rem;
  margin: 0 auto;
}

main {
  display: flex;
  flex-direction: column;
  line-height: 1.25rem;
}
p {
  text-align: justify;
}
a {
  color: var(--color-link);
}

nav {
  display: flex;
  gap: 0.5rem;
  margin: 1rem auto 0;
}