jumbotron in bootstrap 4 w3schools code example
Example: jumbotron
<div class="jumbotron jumbotron-fluid">
<div class="container">
<h1 class="display-4">Fluid jumbotron</h1>
<p class="lead">This is a modified jumbotron that occupies the entire horizontal space of its parent.</p>
</div>
</div>