diff --git a/themes/hugo-casper3/layouts/partials/post-card.html b/themes/hugo-casper3/layouts/partials/post-card.html
index e3a361b..1716f09 100644
--- a/themes/hugo-casper3/layouts/partials/post-card.html
+++ b/themes/hugo-casper3/layouts/partials/post-card.html
@@ -1,7 +1,7 @@
 <article class="post-card post
 {{ if not (.context.Param "thumbnail") }} no-image
 {{ else }}
-{{ if (eq (mod .index 6) 0) }} post-card-large {{ end }}
+{{ if (eq (mod .index 6) 0) }} post-card-large {{ end }}{{ .isLarge }}
 {{ end }} ">
 
         {{ if .context.Param "thumbnail" }}
@@ -32,7 +32,7 @@
 
             <footer class="post-card-meta">
                         {{ if ne .context.Section "tags" }}
-                        <span class="post-card-byline-date"><a href="{{ .context.CurrentSection.Permalink }}">{{ .context.Section }}</a> <span class="bull">&bull;</span> <time datetime="{{ .context.Date.Format "2006-31-01" }}">{{ .context.Date.Format "2 January 2006" }}</time>
+                        <span class="post-card-byline-date">{{ if ne .isMoreCard "yes" }}<a href="{{ .context.CurrentSection.Permalink }}">{{ .context.Section }}</a> <span class="bull">&bull;</span> {{ end }}<time datetime="{{ .context.Date.Format "2006-31-01" }}">{{ .context.Date.Format "2 January 2006" }}</time>
                         {{ if ne .context.Lastmod .context.Date }}
                         <span class="bull">&bull;</span><span class="post-card-byline-date"><time datetime="{{ .context.Lastmod.Format "2006-31-01" }}"> <svg class="byline-meta-symbol" xmlns="http://www.w3.org/2000/svg" height="16" viewBox="0 -1000 960 960" width="16" fill="currentColor"><path d="M180-180h44l443-443-44-44-443 443v44Zm614-486L666-794l42-42q17-17 42-17t42 17l44 44q17 17 17 42t-17 42l-42 42Zm-42 42L248-120H120v-128l504-504 128 128Zm-107-21-22-22 44 44-22-22Z"/></svg> {{ .context.Lastmod.Format "2 January 2006" }}</time>
                         {{ end }}
diff --git a/themes/hugo-casper3/layouts/partials/post-navigation.html b/themes/hugo-casper3/layouts/partials/post-navigation.html
index 2ac76af..155d2e1 100644
--- a/themes/hugo-casper3/layouts/partials/post-navigation.html
+++ b/themes/hugo-casper3/layouts/partials/post-navigation.html
@@ -9,13 +9,31 @@
 
             <!-- {{- partial "read-next.html" . -}} -->
 
+            {{ if and (.PrevInSection) (.NextInSection) }} <!-- if both exist, display both normal cards -->
+
             {{ with .PrevInSection}}
-                {{- partial "post-card.html" (dict "context" . "index" 1) -}}
+                {{- partial "post-card.html" (dict "context" . "index" 1 "isMoreCard" "yes") -}}
             {{end}}
 
             {{ with .NextInSection}}
-                {{- partial "post-card.html" (dict "context" . "index" 1) -}}
+                {{- partial "post-card.html" (dict "context" . "index" 1 "isMoreCard" "yes") -}}
             {{end}}
+
+            {{ else }} <!-- otherwise check for each one and print a large card for whichever one exists -->
+
+            {{ if .PrevInSection }}
+            {{ with .PrevInSection}}
+                {{- partial "post-card.html" (dict "context" . "index" 1 "isMoreCard" "yes" "isLarge" "post-card-large") -}}
+            {{end}}
+            {{ end }}
+
+            {{ if .NextInSection }}
+            {{ with .NextInSection}}
+                {{- partial "post-card.html" (dict "context" . "index" 1 "isMoreCard" "yes" "isLarge" "post-card-large") -}}
+            {{end}}
+            {{ end }}
+
+            {{ end }}
         </div>
     </div>
 </aside>