diff --git a/securedrop_client/gui/widgets.py b/securedrop_client/gui/widgets.py
index ebb3ff1..5bcb411 100644
--- a/securedrop_client/gui/widgets.py
+++ b/securedrop_client/gui/widgets.py
@@ -3126,15 +3126,15 @@ class ConversationView(QWidget):
     Renders a conversation.
     """
 
-    CSS = {
-        'container': '''
-            background: #f3f5f9;
-        ''',
-        'scroll': '''
-            border: 0;
-            background: #f3f5f9;
-        '''
+    CSS = '''
+    #container {
+        background: #f3f5f9;
     }
+    #scroll {
+        border: 0;
+        background: #f3f5f9;
+    }
+    '''
 
     conversation_updated = pyqtSignal()
 
@@ -3166,14 +3166,14 @@ class ConversationView(QWidget):
         self.conversation_layout.setContentsMargins(self.MARGIN_LEFT, 0, self.MARGIN_RIGHT, 0)
         self.conversation_layout.setSpacing(0)
         self.container.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
-        self.container.setStyleSheet(self.CSS['container'])
+        # self.container.setStyleSheet(self.CSS['container'])
 
         self.scroll = QScrollArea()
         self.scroll.setObjectName('scroll')
         self.scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
         self.scroll.setWidget(self.container)
         self.scroll.setWidgetResizable(True)
-        self.scroll.setStyleSheet(self.CSS['scroll'])
+        # self.scroll.setStyleSheet(self.CSS['scroll'])
 
         # Flag to show if the current user has sent a reply. See issue #61.
         self.reply_flag = False
@@ -3185,6 +3185,7 @@ class ConversationView(QWidget):
         main_layout.addWidget(self.scroll)
 
         self.update_conversation(self.source.collection)
+        self.setStyleSheet(self.CSS)
 
     def update_conversation(self, collection: list) -> None:
         """