style display block code example

Example 1: javascript display block

document.getElementById("someElementId").style.display = "block";

Example 2: display: block;

p.secret {
  display: block;
}

Example 3: is display-block a class

<span class="d-block p-2 bg-primary text-white">d-block</span>
<span class="d-block p-2 bg-dark text-white">d-block</span>