iv id="foo11" class="foo">
        <h1>#foo11</h1>
      </div>
      <div id="bar1" class="bar">
        <h1>#bar1</h1>
        <div class="container" data-sticky-container>
          <div class="callout sticky" data-sticky data-sticky-on="small" data-margin-top="0" data-top-anchor="bar2" data-btm-anchor="bar3:bottom">
            <h5>Test 6</h5>
            <p>I should stick to the top of #bar2 and the bottom of #bar3.</p>
            <p>Bar containers does not have fixed height, but i should be anchored 