diff --git a/static/js/portico/help.js b/static/js/portico/help.js
index 519321bc99..27b77f8dae 100644
--- a/static/js/portico/help.js
+++ b/static/js/portico/help.js
@@ -207,4 +207,5 @@ function scrollToHash(container) {
         update_page(html_map, path, container);
     });
 
+    $('body').addClass('noscroll');
 }());
diff --git a/static/styles/portico-signin.scss b/static/styles/portico-signin.scss
index daf032d45d..b0ee45360b 100644
--- a/static/styles/portico-signin.scss
+++ b/static/styles/portico-signin.scss
@@ -185,6 +185,8 @@ html {
 
 .header {
     background-color: #fff;
+    position: fixed;
+    width: 100%;
 }
 
 .header .top-links a,
diff --git a/static/styles/portico.scss b/static/styles/portico.scss
index 434dabe258..a454fa226a 100644
--- a/static/styles/portico.scss
+++ b/static/styles/portico.scss
@@ -2,6 +2,11 @@ body {
     background-color: #fafafa;
 }
 
+.noscroll {
+    overflow: hidden;
+    position: fixed;
+}
+
 .container-fluid {
     padding: 0px;
     min-height: 100%;
@@ -117,6 +122,7 @@ body {
     position: fixed;
     width: 100vw;
     height: calc(100vh - 59px);
+    margin-top: 59px;
     left: 0px;
 
     box-shadow: 0px -20px 50px rgba(0, 0, 0, 0.04);
@@ -1926,6 +1932,7 @@ input.new-organization-button {
     .app.help {
         position: absolute;
         height: calc(100vh - 40px);
+        margin-top: 39px;
     }
 
     .app.help .sidebar {