To come <br>
{% for avail in avails %}
    <table border="0">
        <tr>
            <td style="width:140%">
              Avail {{ avail.start }} : <lu>
                <li>adspots {{ avail.adspot }}</li>
                <li>duration : {{ avail.duration }} ({{ avail.somme }})</li></lu>
            </td>


            <td>
                <button  class="btn btn-primary btn-icon text-white me-2" > Cancel </button>
            </td>
        </tr>
    </table>
    <br>
{% endfor %}