Add wide modifier to archive layout

_sass/minimal-mistakes/_archive.scss

@@ -317,3 +317,19 @@
     font-size: 1em;
   }
 }
+
+/*
+   Wide Pages
+   ========================================================================== */
+
+  .wide {
+  .archive {
+    @include breakpoint($large) {
+      padding-right: 0;
+    }
+
+    @include breakpoint($x-large) {
+      padding-right: 0;
+    }
+  }
+}

docs/_docs/10-layouts.md

@@ -154,6 +154,14 @@ Post and page excerpts are auto-generated by Jekyll which grabs the first paragr
 excerpt: "A unique line of text to describe this post that will display in an archive listing and meta description with SEO benefits."
 ```
 
+### Wide Page
+
+To expand the main content to the right, filling the space of what is normally occupied by the table of contents. Add the following to a post or page's YAML Front Matter:
+
+```yaml
+classes: wide
+```
+
 ### Grid View
 
 Adding `type=grid` to the `archive-single` helper will display archive posts in a 4 column grid. For example to create an archive displaying all documents in the portfolio collection:

test/_pages/portfolio-archive.md

@@ -4,6 +4,7 @@ layout: collection
 permalink: /portfolio/
 collection: portfolio
 entries_layout: grid
+classes: wide
 ---
 
 Sample document listing for the collection `_portfolio`.