<!-- header content -->
<div class="page-header">
  <div>
    <span class="glyphicon glyphicon-map-marker"></span>
    <span class="logo"><strong>HOMEBASE</strong></span>
    <button type="button" class="btn btn-default btn-xs pull-right" data-toggle="collapse" data-target="#about">About</button>
  </div>

  <div class="about-container">
    <div id="about" class="collapse"><!-- collapsed by default -->
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        <div class="col-sm-6">
          <h4>Created by Code for America and the City of San Antonio</h4>
          <p class="small">Read more about the project on our <a href="http://homebasefix.com">promo page</a>.</p>
        </div>
        <div class="col-sm-6">
          <h4>Do you need help? Send us an email with your issue</h4>
          <p class="small">Please send us an email at <a href="mailto:sanantonio@codeforamerica.org">sanantonio@codeforamerica.org</a></p>
        </div>
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    </div><!-- ./#about -->
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</div><!-- ./page-header -->
<!-- header content -->
<div class="page-header">
  <div class="clearfix">
    <span class="glyphicon glyphicon-map-marker"></span>
    <span class="logo"><strong>HOMEBASE</strong></span>
    <button type="button" class="btn btn-default btn-xs pull-right" data-toggle="collapse" data-target="#about">About</button>
  </div>

  <div class="about-container">
    <div id="about" class="collapse"><!-- collapsed by default -->
      <hr><!-- adds the line above this section -->
      <div class="row">
        <div class="col-sm-6">
          <h4>Created by Code for America and the City of San Antonio</h4>
          <p class="small">Read more about the project on our <a href="http://homebasefix.com">promo page</a>.</p>
        </div>
        <div class="col-sm-6">
          <h4>Do you need help? Send us an email with your issue</h4>
          <p class="small">Please send us an email at <a href="mailto:sanantonio@codeforamerica.org">sanantonio@codeforamerica.org</a></p>
        </div>
      </div><!-- ./row -->
    </div><!-- ./#about -->
  </div><!-- ./about_container -->

</div><!-- ./page-header -->
Add clearfix to clean up collapsible about section
Add clearfix to clean up collapsible about section
