diff --git a/admin/client/dist/styles/bundle.css b/admin/client/dist/styles/bundle.css
index 115767184..2eb488401 100644
--- a/admin/client/dist/styles/bundle.css
+++ b/admin/client/dist/styles/bundle.css
@@ -9876,6 +9876,10 @@ body.cms{
   margin-bottom:13px;
 }
 
+.panel{
+  overflow:hidden;
+}
+
 .panel--padded .ui-tabs-nav{
   float:none;
   padding:0;
diff --git a/admin/client/src/legacy/LeftAndMain.js b/admin/client/src/legacy/LeftAndMain.js
index e8f5c0608..74ae6ac6d 100644
--- a/admin/client/src/legacy/LeftAndMain.js
+++ b/admin/client/src/legacy/LeftAndMain.js
@@ -327,15 +327,12 @@ $.entwine('ss', function($) {
       var content = this.find('.cms-content');
       var preview = this.find('.cms-preview');
 
-      content.css('min-width', '');
-      preview.css('min-width', '');
-
+      content.css({'min-width': ''});
+      preview.css({'min-width': ''});
+      
       if (content.width() + preview.width() >= options.minContentWidth + options.minPreviewWidth) {
-        if (content.width() < options.minContentWidth) {
-          content.css('min-width', options.minContentWidth);
-        } else {
-          preview.css('min-width', options.minPreviewWidth);
-        }
+        content.css({'min-width': options.minContentWidth});
+        preview.css({'min-width': options.minPreviewWidth});
         preview.trigger('enable');
       } else {
         preview.trigger('disable');
diff --git a/admin/client/src/styles/legacy/_style.scss b/admin/client/src/styles/legacy/_style.scss
index 79f782925..1b7044ebc 100644
--- a/admin/client/src/styles/legacy/_style.scss
+++ b/admin/client/src/styles/legacy/_style.scss
@@ -685,6 +685,10 @@ body.cms {
   }
 }
 
+.panel {
+  overflow: hidden;
+}
+
 .panel--padded .ui-tabs-nav {
   float: none;
   padding: 0;