lumbung-theme/layouts/partials/calendar_card.html

    <div class='card calendar'>
          <article class="h-entry calendar">
            <header>
              <h2 class="p-name"><a href="{{ .Permalink }}" class="u-url">{{ .Title }}</a></h2>
              <div class='header-filler'></div>
            </header>
            <div class='start-scroller'>
                <marquee behavior="scroll" direction="left">
                  {{ .Params.localized_begin | markdownify }}
                </marquee>
            </div>
            <div class='calendar-meta'>
              <div class='calendar-duration'>{{ .Params.duration }}</div>
              <span class='descr_button' id='toggle-button' onclick="toggleDescription('#event-{{ .Params.uid }}')"> <a href='#'>  </a></span>
              <div class='calendar-location'>{{ .Params.location | markdownify }}</div>
            </div>
            <div class='calendar-description collapsed' id='event-{{ .Params.uid }}'>
            {{.Content}}
            </div>


          </article>
    </div>