button

<div class="col-xl-4 col-12">
            <div class="box box-inverse" style="background-color: #f52d50">
              <div class="box-header no-border">
                <span class="fa fa-instagram font-size-30"></span>
                  <div class="box-tools pull-right">
                    <h5 class="box-title box-title-bold">Welcome to the Instagram Hub!</h5>
                  </div>
              </div>

              <blockquote class="blockquote blockquote-inverse no-border m-0 py-15">
                <p>Enter your username:</p>
                <div class="flexbox">
                  <time class="text-white" datetime="2017-11-21 20:00"></time>
                    <div class="input-group margin">
                <input type="text" class="form-control">
                    <span class="input-group-btn">

                    <button type="button" class="btn btn-info btn-flat">Go!</button>

                    </span>
              </div>
                  <span><i class="fa fa-heart"></i>Waiting</span>
                </div>
              </blockquote>
          </div>
        </div>