s-block">&#10004; Hidden on x-small</span>
    </div>
    <div class="col-xs-6 col-sm-3">
      <span class="hidden-sm">Small</span>
      <span class="visible-sm-block">&#10004; Hidden on small</span>
    </div>
    <div class="clearfix visible-xs-block"></div>
    <div class="col-xs-6 col-sm-3">
      <span class="hidden-md">Medium</span>
      <span class="visible-md-block">&#10004; Hidden on medium</span>
    </div>
    <div class="col-xs-6 col-sm-3">
      <span class="hidden-lg">Large</span>
      <sp