--- old/src/java.desktop/share/classes/javax/swing/plaf/synth/doc-files/componentProperties.html	2019-09-24 16:43:57.729472000 +0100
+++ new/src/java.desktop/share/classes/javax/swing/plaf/synth/doc-files/componentProperties.html	2019-09-24 16:43:56.420937200 +0100
@@ -32,6 +32,7 @@
 
 <body>
 <main role="main">
+<div class="contentContainer">
 <h1>Component Specific Properties</h1>
 <p> The look, and to some degree the feel of Synth
   can be customized by way of component specific properties.
@@ -1345,6 +1346,7 @@
 <p><code>Prefix</code> is one of: EditorPane, FormattedTextField,
 PasswordField, TextArea, TextField or TextPane.<br>
 </p>
+</div>
 </main>
 </body>
 </html>
