diff --git a/css/main.css b/css/main.css
index 4f9594132f..74bc052f41 100644
--- a/css/main.css
+++ b/css/main.css
@@ -1443,6 +1443,7 @@ nav.toc .toggleNav .navBreadcrumb h2 {
 
   .sideNavVisible .navPusher .mainContainer {
     padding-top: 0;
+    max-width: 70%;
   }
 
   .docsNavContainer {