  <div class="box box-solid bg-green-gradient">
                <div class="box-header">
                  <i class="fa fa-calendar"></i>
                  <h3 class="box-title">Calendar</h3>
                  <!-- tools box -->
                  <div class="pull-right box-tools">
                    <!-- button with a dropdown -->
                    <div class="btn-group">
                      <button class="btn btn-success btn-sm dropdown-toggle" data-toggle="dropdown"><i class="fa fa-bars"></i></button