e="button">AC</button>
          </div>
          <div class="pad__slot r0 c2">
            <button class="key" type="button">÷</button>
          </div>
          <div class="pad__slot r0 c3">
            <button class="key" type="button">×</button>
          </div>

          <div class="pad__slot r1 c0">
            <button class="key" type="button">7</button>
          </div>
          <div class="pad__slot r1 c1">
            <button class="key" type="button">8</button>
          </div>
          <di