Most layouts are a stack, a cluster, or a split, so those get classes. Your button padding doesn't.

<div class="wa-stack">
<div class="wa-cluster">…</div>
</div>

Here's a way to visualize layout utilities.

Stack. Cluster. Split. | Create
Three cards built with a handful of layout classes and a few lines of readable CSS, no class soup. Flip “Show the layout” to outline every wa-stack, wa-cluster, wa-split, wa-flank, wa-grid and wa-fram...