diff --git a/templates/mastodon.tpl.php b/templates/mastodon.tpl.php
index 0800b9a..5d1410d 100644
--- a/templates/mastodon.tpl.php
+++ b/templates/mastodon.tpl.php
@@ -1,5 +1,5 @@
 <!-- mastodon -->
-<div class="scrollable" <?php if (!empty($height)) : echo 'style="height: $height;"'; endif; ?>>
+<div class="scrollable fediembedi-mastodon" <?php if (!empty($height)) : echo 'style="height: $height;"'; endif; ?>>
   <div role="feed">
     <?php if($show_header): ?>
     <div class="account-timeline__header">
diff --git a/templates/peertube.tpl.php b/templates/peertube.tpl.php
index 01dee5f..1e0ff08 100644
--- a/templates/peertube.tpl.php
+++ b/templates/peertube.tpl.php
@@ -1,5 +1,5 @@
 <!-- peertube -->
-<div class="scrollable" <?php if (!empty($height)) : echo 'style="height: $height;"'; endif; ?>>
+<div class="scrollable fediembedi-peertube" <?php if (!empty($height)) : echo 'style="height: $height;"'; endif; ?>>
   <div role="feed">
     <?php if($show_header): ?>
     <div class="peertube-timeline__header">
diff --git a/templates/pixelfed.tpl.php b/templates/pixelfed.tpl.php
index 230b42d..b05edf0 100644
--- a/templates/pixelfed.tpl.php
+++ b/templates/pixelfed.tpl.php
@@ -1,5 +1,5 @@
 <!-- pixelfed -->
-<div class="scrollable" <?php if (!empty($height)) : echo 'style="height: $height;"'; endif; ?>>
+<div class="scrollable fediembedi-pixelfed" <?php if (!empty($height)) : echo 'style="height: $height;"'; endif; ?>>
   <div role="feed" class="embed-card pixelfed">
     <div class="pixelfed-inner card status-card-embed card-md-rounded-0 border">
       <?php if($show_header): ?>