  <div>
            Sized (x), auto center/center with scrolling section
          </div>
          <div class="internal"></div>
        </test-fit>
      </template>
    </test-fixture>

    <test-fixture id="constrain-target">
      <template>
        <div class="constrain" style="position: fixed; top: 20px; left: 100px; width: 50vw; height: 50vh; border: 1px solid black;">
          <test-fit auto-fit-on-attach class="el">
            <div>
              Auto center/center to parent element
            <