<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <div class="row col-wrap"> <div class="col-md-3 col"> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> </div> <div class="col-md-6 col"> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> </div> <div class="col-md-3 col"> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> <p>left column </p> </div> </div> </div>

.col-wrap { overflow: hidden; } .col{ margin-bottom: -99999px; padding-bottom: 99999px; background-color:#eee; }