.mx-auto {
  margin-inline: auto;
}

.mx-4 {
  margin-inline: 1rem;
}

.mb-1 {
  margin-block-end: 0.25rem;
}

.mb-3 {
  margin-block-end: 0.75rem;
}

.mb-4 {
  margin-block-end: 1rem;
}

@media (min-width: 768px) {
  .md\:mx-auto {
    margin-inline: auto;
  }
}