<div class="row mx-md-n5">
<div class="col py-3 px-md-5 border bg-light">Custom column padding</div>
<div class="col py-3 px-md-5 border bg-light">Custom column padding</div>
</div>
<div class="row mx-md-n9">
<div class="col py-3 px-md-5 border bg-light">Custom column padding</div>
<div class="col py-3 px-md-5 border bg-light">Custom column padding</div>
</div>