diff --git a/resources/celerity/map.php b/resources/celerity/map.php
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -7,7 +7,7 @@
  */
 return array(
   'names' => array(
-    'core.pkg.css' => 'a821cfc9',
+    'core.pkg.css' => 'ae5559e5',
     'core.pkg.js' => '919c56b5',
     'darkconsole.pkg.js' => 'e7393ebb',
     'differential.pkg.css' => 'bb338e4b',
@@ -37,7 +37,7 @@
     'rsrc/css/application/base/main-menu-view.css' => '663e3810',
     'rsrc/css/application/base/notification-menu.css' => '3c9d8aa1',
     'rsrc/css/application/base/phabricator-application-launch-view.css' => '16ca323f',
-    'rsrc/css/application/base/standard-page-view.css' => 'd3e1abe9',
+    'rsrc/css/application/base/standard-page-view.css' => '2acd4611',
     'rsrc/css/application/chatlog/chatlog.css' => '852140ff',
     'rsrc/css/application/conduit/conduit-api.css' => '7bc725c4',
     'rsrc/css/application/config/config-options.css' => '7fedf08b',
@@ -45,11 +45,11 @@
     'rsrc/css/application/config/config-welcome.css' => '6abd79be',
     'rsrc/css/application/config/setup-issue.css' => '22270af2',
     'rsrc/css/application/config/unhandled-exception.css' => '37d4f9a2',
-    'rsrc/css/application/conpherence/durable-column.css' => '2e68a92f',
+    'rsrc/css/application/conpherence/durable-column.css' => 'df164abf',
     'rsrc/css/application/conpherence/menu.css' => 'f389e048',
     'rsrc/css/application/conpherence/message-pane.css' => '0e75feef',
     'rsrc/css/application/conpherence/notification.css' => 'd208f806',
-    'rsrc/css/application/conpherence/transaction.css' => '885433f0',
+    'rsrc/css/application/conpherence/transaction.css' => '42a457f6',
     'rsrc/css/application/conpherence/update.css' => '1099a660',
     'rsrc/css/application/conpherence/widget-pane.css' => '2af42ebe',
     'rsrc/css/application/contentsource/content-source-view.css' => '4b8b05d4',
@@ -108,7 +108,7 @@
     'rsrc/css/application/slowvote/slowvote.css' => '266df6a1',
     'rsrc/css/application/tokens/tokens.css' => '3d0f239e',
     'rsrc/css/application/uiexample/example.css' => '528b19de',
-    'rsrc/css/core/core.css' => '76e8ee93',
+    'rsrc/css/core/core.css' => 'aaea7a7a',
     'rsrc/css/core/remarkup.css' => '0037bdbf',
     'rsrc/css/core/syntax.css' => '6b7b24d9',
     'rsrc/css/core/z-index.css' => '3b612549',
@@ -512,12 +512,12 @@
     'conduit-api-css' => '7bc725c4',
     'config-options-css' => '7fedf08b',
     'config-welcome-css' => '6abd79be',
-    'conpherence-durable-column-view' => '2e68a92f',
+    'conpherence-durable-column-view' => 'df164abf',
     'conpherence-menu-css' => 'f389e048',
     'conpherence-message-pane-css' => '0e75feef',
     'conpherence-notification-css' => 'd208f806',
     'conpherence-thread-manager' => '9e507b59',
-    'conpherence-transaction-css' => '885433f0',
+    'conpherence-transaction-css' => '42a457f6',
     'conpherence-update-css' => '1099a660',
     'conpherence-widget-pane-css' => '2af42ebe',
     'differential-changeset-view-css' => 'e19cfd6e',
@@ -718,7 +718,7 @@
     'phabricator-busy' => '59a7976a',
     'phabricator-chatlog-css' => '852140ff',
     'phabricator-content-source-view-css' => '4b8b05d4',
-    'phabricator-core-css' => '76e8ee93',
+    'phabricator-core-css' => 'aaea7a7a',
     'phabricator-countdown-css' => '86b7b0a0',
     'phabricator-dashboard-css' => '17937d22',
     'phabricator-drag-and-drop-file-upload' => '07de8873',
@@ -747,7 +747,7 @@
     'phabricator-side-menu-view-css' => 'c1db9e9c',
     'phabricator-slowvote-css' => '266df6a1',
     'phabricator-source-code-view-css' => '2ceee894',
-    'phabricator-standard-page-view' => 'd3e1abe9',
+    'phabricator-standard-page-view' => '2acd4611',
     'phabricator-textareautils' => '5c93c52c',
     'phabricator-title' => 'df5e11d2',
     'phabricator-tooltip' => '1d298e3a',
diff --git a/src/view/page/PhabricatorStandardPageView.php b/src/view/page/PhabricatorStandardPageView.php
--- a/src/view/page/PhabricatorStandardPageView.php
+++ b/src/view/page/PhabricatorStandardPageView.php
@@ -377,15 +377,6 @@
       }
     }
 
-    if (!$this->isQuicksandBlacklistURI()) {
-      Javelin::initBehavior(
-        'scrollbar',
-        array(
-          'nodeID' => 'phabricator-standard-page',
-          'isMainContent' => true,
-        ));
-    }
-
     $main_page = phutil_tag(
       'div',
       array(
diff --git a/webroot/rsrc/css/application/base/standard-page-view.css b/webroot/rsrc/css/application/base/standard-page-view.css
--- a/webroot/rsrc/css/application/base/standard-page-view.css
+++ b/webroot/rsrc/css/application/base/standard-page-view.css
@@ -126,27 +126,6 @@
   margin: 2px 2px -2px 0;
 }
 
-.main-page-frame {
-  position: absolute;
-  top: 0;
-  bottom: 0;
-  right: 0;
-  left: 0;
-  overflow: hidden;
-}
-
-.phabricator-standard-page {
-  /* If we don't activate JX.Scrollbar because the default scrollbars are
-     satisfactory, make sure the page still has sensible behavior. These
-     settings will be overwritten by .jx-scrollbar-frame if JX.Scrollbar
-     activates. */
-  position: relative;
-  height: 100%;
-  overflow-y: scroll;
-
-  -webkit-overflow-scrolling: touch;
-}
-
 .jx-scrollbar-frame {
   position: relative;
   overflow: hidden;
diff --git a/webroot/rsrc/css/application/conpherence/durable-column.css b/webroot/rsrc/css/application/conpherence/durable-column.css
--- a/webroot/rsrc/css/application/conpherence/durable-column.css
+++ b/webroot/rsrc/css/application/conpherence/durable-column.css
@@ -3,7 +3,7 @@
  */
 
 .with-durable-column .phabricator-standard-page {
-  margin-right: 300px;
+  margin-right: 312px;
 }
 
 .with-durable-column
@@ -17,16 +17,17 @@
 }
 
 .with-durable-column .global-upload-mask {
-  right: 300px;
+  right: 312px;
 }
 
 .conpherence-durable-column {
-  position: absolute;
+  position: fixed;
   top: 0;
   bottom: 0;
-  right: 0;
+  right: 12px;
   width: 300px;
   background: #fff;
+  box-shadow: 1px 1px 1px rgba(0, 0, 0, 0.1);
 }
 
 .conpherence-durable-column .loading-mask {
@@ -124,6 +125,7 @@
   right: 0;
   left: 0;
   border-left: 1px solid {$lightblueborder};
+  border-right: 1px solid {$lightblueborder};
 }
 
 .conpherence-durable-column-main {
diff --git a/webroot/rsrc/css/core/core.css b/webroot/rsrc/css/core/core.css
--- a/webroot/rsrc/css/core/core.css
+++ b/webroot/rsrc/css/core/core.css
@@ -54,6 +54,10 @@
      breaks lots of things and prevents you from using landscape to see more
      columns in source code views. */
   -webkit-text-size-adjust: none;
+
+  /* Prevent content from resizing abruptly when shifting between scrollable
+     and unscrollable pages. */
+  overflow-y: scroll;
 }
 
 textarea {