   </video>
      </div>
    </div>

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    <div class="row featurette">
      <div class="col-md-7">
        <h2 class="featurette-heading fw-normal lh-1">Your Personal Calendar.</h2>
        <p class="lead">Track your progress on <strong>CubeTrek</strong>'s Calendar Heatmap.
          Reach your goals, record activity streaks.</p>
      </div>
      <div class="col-md-5">
        <img class="featurette-image img-fluid mx-auto" width="700" height="500" src="/assets/index_h