diff --git a/manifest.json b/manifest.json
index f61bc04..d04d455 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
     "name": "Furbooru Tagging Assistant",
     "description": "Small experimental extension for slightly quicker tagging experience. Furbooru Edition.",
-    "version": "0.5.0",
+    "version": "0.5.1",
     "browser_specific_settings": {
         "gecko": {
             "id": "furbooru-tagging-assistant@thecore.city"
@@ -47,6 +47,9 @@
             ],
             "js": [
                 "src/content/tags-editor.ts"
+            ],
+            "css": [
+                "src/styles/content/tags-editor.scss"
             ]
         },
         {
diff --git a/package-lock.json b/package-lock.json
index 2acab45..6e95786 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
     "name": "furbooru-tagging-assistant",
-    "version": "0.5.0",
+    "version": "0.5.1",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
diff --git a/package.json b/package.json
index ef887c7..35d2735 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "furbooru-tagging-assistant",
-    "version": "0.5.0",
+    "version": "0.5.1",
     "private": true,
     "scripts": {
         "build": "npm run build:popup && npm run build:extension",
diff --git a/src/content/deps/amd.ts b/src/content/deps/amd.ts
index 9f4f525..1ced3ee 100644
--- a/src/content/deps/amd.ts
+++ b/src/content/deps/amd.ts
@@ -2,21 +2,52 @@ import { amdLite } from "amd-lite";
 
 const originalDefine = amdLite.define;
 
+/**
+ * Set of already defined modules. Used for deduplication.
+ */
+const definedModules = new Set<string>();
+
+/**
+ * Throttle timer to make sure only one attempt at loading modules will run for a batch of loaded scripts.
+ */
+let throttledAutoRunTimer: NodeJS.Timeout | number | undefined;
+
+/**
+ * Schedule the automatic resolving of all waiting modules on the next available frame.
+ */
+function scheduleModulesAutoRun() {
+  clearTimeout(throttledAutoRunTimer);
+
+  throttledAutoRunTimer = setTimeout(() => {
+    amdLite.resolveDependencies(Object.keys(amdLite.waitingModules));
+  });
+}
+
 amdLite.define = (name, dependencies, originalCallback) => {
-  return originalDefine(name, dependencies, function () {
+  // Chrome doesn't run the same content script multiple times, while Firefox does. Since each content script and their
+  // chunks are intended to be run only once, we should just ignore any attempts of running the same module more than
+  // once. Names of the modules are assumed to be unique.
+  if (definedModules.has(name)) {
+    return;
+  }
+
+  definedModules.add(name);
+
+  originalDefine(name, dependencies, function () {
     const callbackResult = originalCallback(...arguments);
 
     // Workaround for the entry script not returning anything causing AMD-Lite to send warning about modules not
     // being loaded/not existing.
     return typeof callbackResult !== 'undefined' ? callbackResult : {};
-  })
+  });
+
+  // Schedule the auto run on the next available frame. Firefox and Chromium have a lot of differences in how they
+  // decide to execute content scripts. For example, Firefox might decide to skip a frame before attempting to load
+  // different groups of them. Chromium on the other hand doesn't have that issue, but it doesn't allow us to, for
+  // example, schedule a microtask to run the modules.
+  scheduleModulesAutoRun();
 }
 
 amdLite.init({
   publicScope: window
 });
-
-// We don't have anything asynchronous, so it's safe to execute everything on the next frame.
-requestAnimationFrame(() => {
-  amdLite.resolveDependencies(Object.keys(amdLite.waitingModules))
-});
diff --git a/src/lib/components/TagDropdownWrapper.ts b/src/lib/components/TagDropdownWrapper.ts
index 7340854..2b60171 100644
--- a/src/lib/components/TagDropdownWrapper.ts
+++ b/src/lib/components/TagDropdownWrapper.ts
@@ -148,7 +148,13 @@ export class TagDropdownWrapper extends BaseComponent {
         profileSpecificButtonText = `Remove from profile "${profileName}"`;
       }
 
-      this.#toggleOnExistingButton.innerText = profileSpecificButtonText;
+      // Derpibooru has icons in dropdown. Make sure to only edit text and keep the icon untouched. Also, add the space
+      // before the text to make space between text and icon.
+      if (__CURRENT_SITE__ === 'derpibooru' && this.#toggleOnExistingButton.lastChild instanceof Text) {
+        this.#toggleOnExistingButton.lastChild.textContent = ` ${profileSpecificButtonText}`;
+      } else {
+        this.#toggleOnExistingButton.textContent = profileSpecificButtonText;
+      }
 
       if (!this.#toggleOnExistingButton.isConnected) {
         this.#dropdownContainer?.append(this.#toggleOnExistingButton);
@@ -243,9 +249,19 @@ export class TagDropdownWrapper extends BaseComponent {
   static #createDropdownLink(text: string, onClickHandler: (event: MouseEvent) => void): HTMLAnchorElement {
     const dropdownLink = document.createElement('a');
     dropdownLink.href = '#';
-    dropdownLink.innerText = text;
     dropdownLink.className = 'tag__dropdown__link';
 
+    // Derpibooru has an icon in dropdown item. Create the icon and place the text with additional space in front of it.
+    if (__CURRENT_SITE__ === 'derpibooru') {
+      const dropdownLinkIcon = document.createElement('i');
+      dropdownLinkIcon.classList.add('fa', 'fa-tags');
+
+      dropdownLink.textContent = ` ${text}`;
+      dropdownLink.insertAdjacentElement('afterbegin', dropdownLinkIcon);
+    } else {
+      dropdownLink.textContent = text;
+    }
+
     dropdownLink.addEventListener('click', event => {
       event.preventDefault();
       onClickHandler(event);
diff --git a/src/lib/components/TagsListBlock.ts b/src/lib/components/TagsListBlock.ts
index 01e9a78..d63edd5 100644
--- a/src/lib/components/TagsListBlock.ts
+++ b/src/lib/components/TagsListBlock.ts
@@ -134,6 +134,7 @@ export class TagsListBlock extends BaseComponent {
       heading.style.display = 'none';
       heading.style.order = `var(${TagsListBlock.#orderCssVariableForGroup(group.id)}, 0)`;
       heading.style.flexBasis = '100%';
+      heading.classList.add('tag-category-headline');
 
       // We're inserting heading to the top just to make sure that heading is always in front of the tags related to
       // this category.
diff --git a/src/styles/booru-vars.scss b/src/styles/booru-vars.scss
index 1db638d..462d9c5 100644
--- a/src/styles/booru-vars.scss
+++ b/src/styles/booru-vars.scss
@@ -1,6 +1,9 @@
 $background-color: var(--background-color);
 $media-border: var(--media-border);
 $media-box-color: var(--media-box-color);
+$padding-small: var(--padding-small);
+$padding-normal: var(--padding-normal);
+$padding-large: var(--padding-large);
 
 // These variables are defined dynamically based on the category of the tag
 $resolved-tag-background: var(--tag-background);
diff --git a/src/styles/content/tags-editor.scss b/src/styles/content/tags-editor.scss
new file mode 100644
index 0000000..07a79a9
--- /dev/null
+++ b/src/styles/content/tags-editor.scss
@@ -0,0 +1,23 @@
+@use '$styles/booru-vars';
+@use '$styles/environment';
+
+h2.tag-category-headline {
+  // Basic margin top and bottom values gathered from Chrome.
+  $base-margin-top: .83em;
+  $base-margin-bottom: .62em;
+
+  // Tag List element was updated to use flex & gaps. This should be applied to Furbooru later, once updates will be
+  // applied from the base Philomena version.
+  @if environment.$current-site == 'derpibooru' {
+    margin: {
+      top: calc(#{$base-margin-top} - #{booru-vars.$padding-small});
+      bottom: calc(#{$base-margin-bottom} - #{booru-vars.$padding-small});
+    }
+  }
+  @else {
+    margin: {
+      top: $base-margin-top;
+      bottom: $base-margin-bottom;
+    }
+  }
+}
diff --git a/src/styles/injectable/tag.scss b/src/styles/injectable/tag.scss
index bbec107..db105d4 100644
--- a/src/styles/injectable/tag.scss
+++ b/src/styles/injectable/tag.scss
@@ -3,7 +3,6 @@
 
 .tag {
   background: colors.$tag-background;
-  line-height: 28px;
   color: colors.$tag-text;
   font-weight: 700;
   font-size: 14px;
@@ -12,6 +11,10 @@
 
   @if environment.$current-site == 'derpibooru' {
     border: 1px solid colors.$tag-border;
+    line-height: 24px;
+  }
+  @else {
+    line-height: 28px;
   }
 
   .remove {