body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100dvh;
}
main {
  padding: var(--space-md);
}
label {
  flex: 1;
  letter-spacing: var(--leading-relaxed);
  text-transform: uppercase;
}
label input,
label select {
  flex: 1;
}
.row button {
  flex: 1;
}