Make images in further columns same height

sass/_content.scss

@@ -13,3 +13,12 @@
     @extend .media;
     align-items: center;
 }
+
+.further-section figure {
+  height: 16rem;
+
+  img {
+    width: 100%;
+    height: auto;
+  }
+}

templates/shortcodes/further.html

-<section class="section">
+<section class="section further-section">
   <h2>{{title|default(value="Weiteres zu diesem Thema")}}</h2>
-  <div class="columns is-multiline">
+  <div class="columns is-multiline is-same-height">
     {% for further in page.extra.further[category] %}
       <div class="column is-one-third">
         <div class="card">