2 files changed, 13 insertions(+), 5 deletions(-)

M CHANGELOG.md
M _includes/gallery

@@ 1,5 1,9 @@
 ## Unreleased
 
+### Enhancements
+
+* Add support to [gallery helper](https://mmistakes.github.io/minimal-mistakes/docs/helpers/#gallery) for defining column layout (`half`, `third`, or single `''`). [#1821](https://github.com/mmistakes/minimal-mistakes/issues/1821)
+
 ### Bug Fixes
 
 * Fix sidebar navigation list toggle. [#1819](https://github.com/mmistakes/minimal-mistakes/issues/1819)

@@ 4,12 4,16 @@
   {% assign gallery = page.gallery %}
 {% endif %}
 
-{% if gallery.size == 2 %}
-  {% assign gallery_layout = 'half' %}
-{% elsif gallery.size >= 3 %}
-  {% assign gallery_layout = 'third' %}
+{% if include.layout %}
+  {% assign gallery_layout = include.layout %}
 {% else %}
-  {% assign gallery_layout = '' %}
+  {% if gallery.size == 2 %}
+    {% assign gallery_layout = 'half' %}
+  {% elsif gallery.size >= 3 %}
+    {% assign gallery_layout = 'third' %}
+  {% else %}
+    {% assign gallery_layout = '' %}
+  {% endif %}
 {% endif %}
 
 <figure class="{{ gallery_layout }} {{ include.class }}">