<div class="stack">
<div class="a" style="background:linear-gradient(135deg,#a855f7,#ec4899)">A</div>
<div class="a" style="background:linear-gradient(135deg,#3b82f6,#06b6d4)">B</div>
<div class="a" style="background:linear-gradient(135deg,#f59e0b,#ef4444)">C</div>
<div class="a more">+5</div>
</div>
