diff --git a/app/assets/stylesheets/common.scss b/app/assets/stylesheets/common.scss
index 5e0c00259..ae9424288 100644
--- a/app/assets/stylesheets/common.scss
+++ b/app/assets/stylesheets/common.scss
@@ -1150,20 +1150,6 @@ tr.turn:hover {
   display: none;
 }
 
-.info-line {
-  margin-bottom: $lineheight;
-  padding: $lineheight/4 0px 4px 0px;
-  border-bottom: 1px solid $grey;
-
-  form, form div {
-    display: inline;
-  }
-}
-
-.info-line .user_thumbnail_tiny {
-  vertical-align: middle;
-}
-
 .inbox-sent {
   white-space: nowrap;
 }
diff --git a/app/views/messages/show.html.erb b/app/views/messages/show.html.erb
index 0acfa88e1..4761aac60 100644
--- a/app/views/messages/show.html.erb
+++ b/app/views/messages/show.html.erb
@@ -2,7 +2,7 @@
   <h1><%= @message.title %></h1>
 <% end %>
 
-<div class='info-line d-flex gap-1 flex-wrap'>
+<div class='mb-3 border-bottom border-grey py-1 d-flex gap-1 flex-wrap'>
   <% if current_user == @message.recipient %>
     <%= user_thumbnail_tiny @message.sender %>
     <%= link_to @message.sender.display_name, user_path(@message.sender) %>