diff --git a/layouts/partials/single/comment.html b/layouts/partials/single/comment.html
index cd9287af..f250c943 100644
--- a/layouts/partials/single/comment.html
+++ b/layouts/partials/single/comment.html
@@ -196,7 +196,7 @@
     {{- /* Commento Comment System */ -}}
     {{- $commento := $comment.commento | default dict -}}
     {{- if $commento.enable -}}
-      <div id="commento"></div>
+      <div id="commento" class="comment"></div>
       {{- dict "Source" "https://cdn.commento.io/js/commento.js" "Defer" true | dict "Scratch" .Scratch "Data" | partial "scratch/script.html" -}}
       <noscript>
         Please enable JavaScript to view the comments powered by <a href="https://commento.io/" rel="external nofollow noopener noreferrer">Commento</a>.
@@ -206,7 +206,7 @@
     {{- /* Utterances Comment System */ -}}
     {{- $utterances := $comment.utterances | default dict -}}
     {{- if $utterances.enable -}}
-      <div id="utterances"></div>
+      <div id="utterances" class="comment"></div>
       {{- $commentConfig = dict "repo" $utterances.repo | dict "utterances" | merge $commentConfig -}}
       {{- $commentConfig = $utterances.issueTerm | default "pathname" | dict "issueTerm" | dict "utterances" | merge $commentConfig -}}
       {{- $commentConfig = dict "label" $utterances.label | dict "utterances" | merge $commentConfig -}}