diff --git a/sections/german/02/02.md b/sections/german/02/02.md
index 1067433..6a25387 100644
--- a/sections/german/02/02.md
+++ b/sections/german/02/02.md
@@ -6,19 +6,17 @@
 
 ---
 
-<div class="layout-two-columns">
-    <div class="layout-title">
+<div class="layout-content-and-preview">
+    <div class="layout-content">
         <h2>WYSIWYG und WYGIWYM</h2>
     </div>
-    <div class="layout-column-one">
+    <div class="layout-content">
         <div class="fragment">
         <h3 data-category="Word">What You See Is What You Get</h3>
         <ul>
             <li>Formatierung mit unmittelbarem optischen Feedback</li>
         </ul>
         </div>
-    </div>
-    <div class="layout-column-two">
         <div class="fragment">
         <h3 data-category="LaTeX">What You See Is What You Mean</h3>
         <ul>
@@ -27,6 +25,9 @@
         </ul>
         </div>
     </div>
+    <div class="layout-preview">
+	<img src="sections/german/02/xkcd-types-of-editors.png" >
+    </div>
 </div>
 
 ---
diff --git a/sections/german/02/xkcd-types-of-editors.png b/sections/german/02/xkcd-types-of-editors.png
new file mode 100644
index 0000000..4430763
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diff --git a/sections/german/16/16.md b/sections/german/16/16.md
index 644b0c0..eced6ad 100644
--- a/sections/german/16/16.md
+++ b/sections/german/16/16.md
@@ -6,6 +6,16 @@
 
 ---
 
+<div class="layout-content-only">
+    <div class="layout-content">
+        <h2><a href="https://de.wikibooks.org/wiki/LaTeX-Kompendium">Wikibooks</a></h2>
+        <p>Das Wikibook zu LaTeX enthält eine große Anzahl interessanter Artikel und ist auch in deutscher Sprache verfügbar.</p>
+        <img src="sections/german/16/wikibooks-latex.png">
+    </div>
+</div>
+
+---
+
 <div class="layout-content-only">
     <div class="layout-content">
         <h2><a href="https://ctan.org">CTAN</a></h2>
diff --git a/sections/german/16/wikibooks-latex.png b/sections/german/16/wikibooks-latex.png
new file mode 100644
index 0000000..7e8d52c
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