pagination-sm

bootstrap5.css

.pagination-sm .page-link {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

bootstrap5.css

.pagination-sm .page-item:first-child .page-link {
  border-top-left-radius: 0.2rem;
  border-bottom-left-radius: 0.2rem;
}

bootstrap5.css

.pagination-sm .page-item:last-child .page-link {
  border-top-right-radius: 0.2rem;
  border-bottom-right-radius: 0.2rem;
}

html bootstrap5 Sample

ページネーションのサイズ：pagination-sm

  <nav>
    <ul class="pagination pagination-sm">
      <li class="page-item disabled"><a class="page-link" href="#" tabindex="-1">次</a></li>
      <li class="page-item"><a class="page-link" href="#">1</a></li>
      <li class="page-item"><a class="page-link" href="#">2</a></li>
      <li class="page-item"><a class="page-link" href="#">3</a></li>
      <li class="page-item"><a class="page-link" href="#">前</a></li>
    </ul>
  </nav>