.nav__nav-links li:nth-child(1) {
  grid-column: 1 / 3;
}

.nav__nav-links li:nth-child(2) {
  grid-column: 3 / 5;
}

.nav__nav-links li:nth-child(3) {
  grid-column: 1 / 3;
}

.nav__nav-links li:nth-child(4) {
  grid-column: 3 / 5;
}