bring up to date with lumbung theme

themes/lumbung-theme/layouts/partials/calendar_card.html

@@ -2,7 +2,6 @@
           <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">
@@ -10,7 +9,7 @@
                 </marquee>
             </div>
             <div class='calendar metadata'>
-              <div class='calendar-duration'>{{ .Params.duration }}</div>
+              <div class='calendar-duration'>Duration: <b>{{ .Params.duration }}</b></div>
               <input class='descr_button' type='checkbox' id='toggle-{{ .Params.uid }}'/>
               <label class='calendar' for='toggle-{{ .Params.uid }}'>↕</label>
               <div class='calendar-location'>{{ .Params.location | markdownify }}</div>