          <x-cell><button>,</button></x-cell>
            <x-cell class="orange"><button>=</button></x-cell>
        </x-grid>
        </center>
    </div>

    <!-- Responsive -->
    <div id="responsive">
        <h3 class="h6 text-center sticky" style="--sticky:calc(var(--margin) * 5)">Responsive</h3>

        <!-- Grid -->
        <h4 class="h5">4 columns</h4>
        <x-grid columns-m="2" columns-s="1" class="cards">
            <x-cell>Skelet.</x-cell>
            <x-cell>Skelet.</x-cell>
            