t: 0.5rem;
      }
      #elem-attribs .check-group-item label {
        margin-right: 0.5rem;
      }
    </style>
  </head>
  <body>
    <main>
      <section class="section container-fluid">
        <div class="row">
          <div class="columns">
            <p>Vanilla JS Datepicker</p>
            <h1 class="title">Demo</h1>
            <div id="sandbox">
              <div class="field"><input type="text" class="date"></div>
            </div>
            <div id="elem-attribs" class="flex-container 