<div class="px-0 bg-primary d-inline-block">Padded Div</div>
<div class="px-1 bg-primary d-inline-block">Padded Div</div>
<div class="px-2 bg-primary d-inline-block">Padded Div</div>
<div class="px-3 bg-primary d-inline-block">Padded Div</div>
<div class="px-4 bg-primary d-inline-block">Padded Div</div>
<div class="px-5 bg-primary d-inline-block">Padded Div</div>
<!-- respsonsive viariations -->
<div class="px-sm-5 d-inline-block bg-primary">Padded Div</div>
<div class="px-md-5 d-inline-block bg-primary">Padded Div</div>
<div class="px-lg-5 d-inline-block bg-primary">Padded Div</div>
<div class="px-xl-5 d-inline-block bg-primary">Padded Div</div>
You don't need to remember all CSS classes. Just use the Bootstrap Editor instead.