Break number of date away from rest of date. Remove th in date

layouts/partials/summary.html

 {{ if ne .Type "notes" -}}
 	<div class="entry-meta">
 		<p><time datetime="{{ .Date.Format "2006-01-02T15:04:05Z07:00" }}">
-			{{- .Date.Format "2" | humanize }} {{ .Date.Format "January, 2006" -}}
+			<span class="number">{{- .Date.Format "2" }}</span> {{ .Date.Format "January, 2006" -}}
 			</time>
 		</p>
 	</div>