:root {
  --nav-height: 42px;
}

main {
  padding-top: var(--nav-height);
}

@media (1px <= width <= 880px) {
  nav {
    grid-column: 1 / 10;
  }

  main {
    grid-column: 1 / 10;
    grid-row: 2 / 3;
  }
}

body > nav {
  position: fixed;
  width: 100%;
  top: 0;
  transition: transform var(--transition-time) linear;
  height: var(--nav-height);
  padding: 0;
  display: flex;
  flex-flow: nowrap;
  background-color: var(--color-primary-700);
  color: var(--color-neutral-100);
}

body > nav a {
  color: var(--color-neutral-100);
  font-size: 1.5em;
  font-weight: bold;
  align-items: center;
  border: 0;
  display: flex;
  flex-flow: row nowrap;
  padding: 0 6px;
  margin: 0;
}