diff --git a/themes/nluug/layouts/partials/show-image.html b/themes/nluug/layouts/partials/show-image.html
index 292e23a..3145d1a 100644
--- a/themes/nluug/layouts/partials/show-image.html
+++ b/themes/nluug/layouts/partials/show-image.html
@@ -23,7 +23,7 @@
     {{- end }}
     {{ $img := imageConfig (add "/static" (.image | safeURL)) }}
 
-    <img src="{{ .image | safeURL }}" alt="{{ .alt }}"{{ if not .above_the_fold }} loading="lazy"{{ end }} decoding="async" width="{{ $img.Width }}" height="{{ $img.Height }}">
+    <img class="max-width" src="{{ .image | safeURL }}" alt="{{ .alt }}"{{ if not .above_the_fold }} loading="lazy"{{ end }} decoding="async" width="{{ $img.Width }}" height="{{ $img.Height }}">
   </picture>
   {{ if .figcaption }}
     <figcaption>