Add link previews on hover

_layouts/default.html

@@ -7,5 +7,7 @@
       <main>{{ content }}</main>
       <footer>{% include footer.html %}</footer>
     </div>
+
+    {% include link-previews.html wrapperQuerySelector="content" %}
   </body>
 </html>

_layouts/note.html

@@ -22,7 +22,7 @@ layout: default
       <div style="display: grid; grid-gap: 1em; grid-template-columns: repeat(1fr);">
       {% for backlink in page.backlinks %}
         <div class="backlink-box">
-        <a href="{{ backlink.url }}">{{ backlink.title }}</a><br>
+        <a class="internal-link" href="{{ backlink.url }}">{{ backlink.title }}</a><br>
         <div style="font-size: 0.9em">{{ backlink.excerpt | strip_html | truncatewords: 20 }}</div>
         </div>
       {% endfor %}
@@ -37,5 +37,5 @@ layout: default
       {% endif %}
     </side>
   </div>
-
 </article>
+

_layouts/page.html

@@ -0,0 +1,7 @@
+---
+layout: default
+---
+
+<content>
+  {{ content }}
+</content>