 width:10px; height:10px; background:blue;"></div>
  </div>
  <div style="float:left; width:50px;">
    <div style="margin-top:90px; width:10px; height:10px; background:blue;"></div>
  </div>
  <div style="float:left; width:50px;">
    <div style="margin-top:50px; width:10px; height:10px; background:blue;"></div>
  </div>
  <div style="float:left; width:50px;">
    <div style="margin-top:50px; width:10px; height:10px; background:blue;"></div>
  </div>
</div>
