diff --git a/cypress/support/commands.ts b/cypress/support/commands.ts
index c70c4e37e1..92f0b1aeeb 100644
--- a/cypress/support/commands.ts
+++ b/cypress/support/commands.ts
@@ -177,6 +177,8 @@ function generateViewEvent(uuid: string, dsoType: string): void {
                 [XSRF_REQUEST_HEADER] : csrfToken,
                 // use a known public IP address to avoid being seen as a "bot"
                 'X-Forwarded-For': '1.1.1.1',
+                // Use a user-agent of a Firefox browser on Windows. This again avoids being seen as a "bot"
+                'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/119.0',
             },
             //form: true, // indicates the body should be form urlencoded
             body: { targetId: uuid, targetType: dsoType },
diff --git a/package.json b/package.json
index f864447790..3e23de1015 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "test:headless": "ng test --source-map=true --watch=false --configuration test --browsers=ChromeHeadless --code-coverage",
     "lint": "ng lint",
     "lint-fix": "ng lint --fix=true",
-    "e2e": "ng e2e",
+    "e2e": "cross-env NODE_ENV=production ng e2e",
     "clean:dev:config": "rimraf src/assets/config.json",
     "clean:coverage": "rimraf coverage",
     "clean:dist": "rimraf dist",
diff --git a/src/styles/_global-styles.scss b/src/styles/_global-styles.scss
index 00fcb0f86f..81d4fe0787 100644
--- a/src/styles/_global-styles.scss
+++ b/src/styles/_global-styles.scss
@@ -268,6 +268,30 @@ ul.dso-edit-menu-dropdown > li .nav-item.nav-link {
   vertical-align: middle;
 }
 
+/* Flexbox gap */
+
+.gap-0 { gap: 0; }
+.gap-1 { gap: calc(#{$spacer} * .25); }
+.gap-2 { gap: calc(#{$spacer} * .5); }
+.gap-3 { gap: #{$spacer}; }
+.gap-4 { gap: calc(#{$spacer} * 1.5); }
+.gap-5 { gap: calc(#{$spacer} * 3); }
+
+.gapx-0 { column-gap: 0; }
+.gapx-1 { column-gap: calc(#{$spacer} * .25); }
+.gapx-2 { column-gap: calc(#{$spacer} * .5); }
+.gapx-3 { column-gap: #{$spacer}; }
+.gapx-4 { column-gap: calc(#{$spacer} * 1.5); }
+.gapx-5 { column-gap: calc(#{$spacer} * 3); }
+
+.gapy-0 { row-gap: 0; }
+.gapy-1 { row-gap: calc(#{$spacer} * .25); }
+.gapy-2 { row-gap: calc(#{$spacer} * .5); }
+.gapy-3 { row-gap: #{$spacer}; }
+.gapy-4 { row-gap: calc(#{$spacer} * 1.5); }
+.gapy-5 { row-gap: calc(#{$spacer} * 3); }
+
+
 .pt-0\.5 {
   padding-top: 0.125rem !important;
 }
diff --git a/src/themes/dspace/app/header/header.component.html b/src/themes/dspace/app/header/header.component.html
index 4b0046bc83..205abfd463 100644
--- a/src/themes/dspace/app/header/header.component.html
+++ b/src/themes/dspace/app/header/header.component.html
@@ -5,7 +5,7 @@
         <img src="assets/images/dspace-logo.svg" [attr.alt]="'menu.header.image.logo' | translate"/>
       </a>
     </div>
-    <div class="navbar-buttons d-flex flex-grow-1 ml-auto justify-content-end align-items-center">
+    <div class="navbar-buttons d-flex flex-grow-1 ml-auto justify-content-end align-items-center gapx-1">
       <ds-themed-search-navbar></ds-themed-search-navbar>
       <ds-themed-lang-switch></ds-themed-lang-switch>
       <ds-context-help-toggle></ds-context-help-toggle>
diff --git a/src/themes/dspace/app/header/header.component.scss b/src/themes/dspace/app/header/header.component.scss
index 14c46a2316..2fc857826f 100644
--- a/src/themes/dspace/app/header/header.component.scss
+++ b/src/themes/dspace/app/header/header.component.scss
@@ -24,9 +24,3 @@
     color: var(--ds-header-icon-color-hover);
   }
 }
-
-.navbar-buttons {
-  display: flex;
-  gap: calc(var(--bs-spacer) / 3);
-  align-items: center;
-}
diff --git a/src/themes/dspace/app/navbar/navbar.component.html b/src/themes/dspace/app/navbar/navbar.component.html
index c14671cf68..f2e231d46c 100644
--- a/src/themes/dspace/app/navbar/navbar.component.html
+++ b/src/themes/dspace/app/navbar/navbar.component.html
@@ -15,7 +15,7 @@
         </li>
       </ul>
     </div>
-    <div class="navbar-buttons">
+    <div class="navbar-buttons d-flex align-items-center gapx-1">
       <ds-themed-search-navbar class="navbar-collapsed"></ds-themed-search-navbar>
       <ds-themed-lang-switch class="navbar-collapsed"></ds-themed-lang-switch>
       <ds-context-help-toggle class="navbar-collapsed"></ds-context-help-toggle>
diff --git a/src/themes/dspace/app/navbar/navbar.component.scss b/src/themes/dspace/app/navbar/navbar.component.scss
index b4b7a02e50..300d1f419a 100644
--- a/src/themes/dspace/app/navbar/navbar.component.scss
+++ b/src/themes/dspace/app/navbar/navbar.component.scss
@@ -59,9 +59,3 @@ a.navbar-brand img {
     }
   }
 }
-
-.navbar-buttons {
-  display: flex;
-  gap: calc(var(--bs-spacer) / 3);
-  align-items: center;
-}