icky:calc(var(--margin) * 5)">Not responsive</h3>

        <!-- Grid -->
        <h4 class="h5">2 columns</h4>
        <x-grid columns="2" class="cards">
            <x-cell><div class="wow" animation="zoomin" style="--duration:1s">Skelet.</div></x-cell>
            <x-cell><div class="wow" animation="zoomin" style="--duration:1s;--delay:200ms">Skelet.</div></x-cell>
            <x-cell span="row"><div class="wow" animation="zoomin" style="--duration:1s;--delay:300ms">Skelet.</div></x-cell>
            <x-c