boostrap 4 hide code example
Example 1: how to hide display in bootstrap
<!-- Bootstrap 4 -->
<div class="d-none"></div>
<!-- Bootstrap 3 -->
<!-- <div class="hidden-{screen size}"></div> -->
<div class="hidden-md"></div>
Example 2: display sm none
.d-none
Hidden only on xs .d-none .d-sm-block