Bootstrap 4 pagination size (Interactive Example)

<!DOCTYPE html>
<title>My Example</title>


<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">

<style>
body {
padding-top: 1em;
}	
</style> <div class="container-fluid">
		
<nav>
<ul class="pagination pagination-lg">
<li class="page-item">
<a href="#" class="page-link" aria-label="Previous">
<span aria-hidden="true">&laquo;</span>
</a>
</li>
<li class="page-item"><a href="#" class="page-link">1</a></li>
<li class="page-item"><a href="#" class="page-link">2</a></li>
<li class="page-item"><a href="#" class="page-link">3</a></li>
<li class="page-item"><a href="#" class="page-link">4</a></li>
<li class="page-item"><a href="#" class="page-link">5</a></li>
<li class="page-item"><a href="#" class="page-link">6</a></li>
<li class="page-item"><a href="#" class="page-link">7</a></li>
<li class="page-item">
<a href="#" class="page-link" aria-label="Next">
<span aria-hidden="true">&raquo;</span>
</a>
</li>
</ul>
</nav>

<nav>
<ul class="pagination">
<li class="page-item">
<a href="#" class="page-link" aria-label="Previous">
<span aria-hidden="true">&laquo;</span>
</a>
</li>
<li class="page-item"><a href="#" class="page-link">1</a></li>
<li class="page-item"><a href="#" class="page-link">2</a></li>
<li class="page-item"><a href="#" class="page-link">3</a></li>
<li class="page-item"><a href="#" class="page-link">4</a></li>
<li class="page-item"><a href="#" class="page-link">5</a></li>
<li class="page-item"><a href="#" class="page-link">6</a></li>
<li class="page-item"><a href="#" class="page-link">7</a></li>
<li class="page-item">
<a href="#" class="page-link" aria-label="Next">
<span aria-hidden="true">&raquo;</span>
</a>
</li>
</ul>
</nav>

<nav>
<ul class="pagination pagination-sm">
<li class="page-item">
<a href="#" class="page-link" aria-label="Previous">
<span aria-hidden="true">&laquo;</span>
</a>
</li>
<li class="page-item"><a href="#" class="page-link">1</a></li>
<li class="page-item"><a href="#" class="page-link">2</a></li>
<li class="page-item"><a href="#" class="page-link">3</a></li>
<li class="page-item"><a href="#" class="page-link">4</a></li>
<li class="page-item"><a href="#" class="page-link">5</a></li>
<li class="page-item"><a href="#" class="page-link">6</a></li>
<li class="page-item"><a href="#" class="page-link">7</a></li>
<li class="page-item">
<a href="#" class="page-link" aria-label="Next">
<span aria-hidden="true">&raquo;</span>
</a>
</li>
</ul>
</nav>

</div>
		

<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>


<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>


<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>


<script>
// Initialize tooltip component
$(function () {
  $('[data-toggle="tooltip"]').tooltip()
})

// Initialize popover component
$(function () {
  $('[data-toggle="popover"]').popover()
})
</script>