diff --git a/app/assets/stylesheets/application.sass.scss b/app/assets/stylesheets/application.sass.scss
index c3ddffab..f7332395 100644
--- a/app/assets/stylesheets/application.sass.scss
+++ b/app/assets/stylesheets/application.sass.scss
@@ -6,18 +6,21 @@ $color-cardinal-red: #8c1515;
 $gray-41-percent: #696969;
 
 $sul-footer-bg-color: #f2f1eb;
-$sul-topnavbar-link-color: $color-cardinal-red;
 $sul-link-color-border: #b6b1a9;
-$sul-body-bg: #fbfbf9;
-$sul-text-color: #000;
-
 $sul-h1-font-color: #3f3c30;
 $sul-h2-border-color: #e3dfd5;
 $sul-shadow-color: rgba(0, 0, 0, .2);
 
-@import 'bootstrap-variables';
+:root {
+--bs-link-color: #000;
+--bs-link-hover-color: #000;
+--bs-body-bg: fbfbf9;
+}
+
+h1, h2 {
+  font-weight: 300;
+}
 
-@import 'bootstrap/scss/bootstrap';
 
 @import 'base';
 @import 'layout';
diff --git a/app/assets/stylesheets/bootstrap-variables.scss b/app/assets/stylesheets/bootstrap-variables.scss
deleted file mode 100644
index d66846c6..00000000
--- a/app/assets/stylesheets/bootstrap-variables.scss
+++ /dev/null
@@ -1,16 +0,0 @@
-// Override Bootstrap variables here
-
-// Body
-$body-bg: $sul-body-bg;
-
-// Text / Links
-$text-color: $sul-text-color;
-$link-color: $sul-text-color;
-$link-hover-color: $sul-text-color;
-
-// Colors
-$primary: $color-cardinal-red;
-$component-active-bg: #80bdff;
-
-// Typography
-$headings-font-weight: 300;
diff --git a/app/assets/stylesheets/modules/top-navbar.scss b/app/assets/stylesheets/modules/top-navbar.scss
index 2cc409b4..ceaee0d2 100644
--- a/app/assets/stylesheets/modules/top-navbar.scss
+++ b/app/assets/stylesheets/modules/top-navbar.scss
@@ -4,37 +4,13 @@
 }
 
 #topnav {
-  @extend .row;
   border: none;
   background: none;
   margin-bottom: 0;
-  padding: 2px 0;
-
-  .header-links {
-    @extend .col-1;
-    margin-left: auto;
-    margin-top: 2px;
-    a {
-      font-weight: normal;
-      margin-left: 15px;
-      padding-bottom: 3px;
-      color: $sul-topnavbar-link-color;
-      border-bottom: none;
-      &.first {
-        margin-left: 0;
-      }
-    }
-    a:hover {
-      border-bottom: 3px solid $sul-topnavbar-link-color;
-    }
-  }
-
-}
+  padding: 2px 10px;
+  width: 100%;
 
-@include media-breakpoint-down(xs) {
-  #topnav {
-    padding-left: 10px;
-    padding-right: 10px;
-    width: 100%;
+  & > a {
+    border: none;
   }
 }
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index d0dad93f..8001db7f 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -8,6 +8,7 @@
     <title>Stacks</title>
 
     <%= favicon_link_tag 'favicon.ico' %>
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous">
     <%= stylesheet_link_tag "application" %>
     <link href="https://www-media.stanford.edu/su-identity/css/su-identity.css" rel="stylesheet">
     <%= stylesheet_link_tag "https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,700" %>
diff --git a/app/views/shared/_top_navbar.html.erb b/app/views/shared/_top_navbar.html.erb
index 133be0ab..e1306ccd 100644
--- a/app/views/shared/_top_navbar.html.erb
+++ b/app/views/shared/_top_navbar.html.erb
@@ -1,11 +1,11 @@
 <div id="topnav-container">
-  <header id="topnav" class="header-logo" role="banner">
+  <header id="topnav" class="header-logo row" role="banner">
     <%= link_to 'https://library.stanford.edu' do %>
       <%= content_tag :span, "Stanford University Libraries", class: "visually-hidden" %>
       <%= image_tag "sul-logo.svg", class: "d-none d-sm-block", alt: "", height: 25 %>
       <%= image_tag "sul-logo-stacked.svg", class: "d-block d-sm-none", alt: "", height: 25 %>
     <% end %>
-    <div class="header-links">
+    <div class="header-links col-1">
     </div>
   </header>
 </div>
diff --git a/package.json b/package.json
index e5a3cfe2..fe258f00 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,5 @@
 {
   "dependencies": {
-    "bootstrap": "^5.2.3",
     "sass": "^1.57.1"
   },
   "scripts": {
diff --git a/yarn.lock b/yarn.lock
index 4c30a1a0..ddcccb55 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -15,11 +15,6 @@ binary-extensions@^2.0.0:
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.2.0.tgz#75f502eeaf9ffde42fc98829645be4ea76bd9e2d"
   integrity sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==
 
-bootstrap@^5.2.3:
-  version "5.3.2"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-5.3.2.tgz#97226583f27aae93b2b28ab23f4c114757ff16ae"
-  integrity sha512-D32nmNWiQHo94BKHLmOrdjlL05q1c8oxbtBphQFb9Z5to6eGRDCm0QgeaZ4zFBHzfg2++rqa2JkqCcxDy0sH0g==
-
 braces@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/braces/-/braces-3.0.2.tgz#3454e1a462ee8d599e236df336cd9ea4f8afe107"