body {
  margin: 0;
  font-family: sans-serif;
  color: #111;
}

main {
  min-height: calc(100vh - 72px);
  padding: 2rem;
  box-sizing: border-box;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2rem;
  border-top: 1px solid #ddd;
  box-sizing: border-box;
}

.site-footer nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer a {
  color: #111;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.site-footer p {
  margin: 0;
  text-align: right;
}

@media (max-width: 640px) {
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer p {
    text-align: left;
  }
}