diff --git a/frontend/package.json b/frontend/package.json
index 5c6fbb7..0d180b6 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -13,6 +13,7 @@
   },
   "dependencies": {
     "@codemirror/lang-html": "^6.4.6",
+    "@radix-ui/react-accordion": "^1.1.2",
     "@radix-ui/react-alert-dialog": "^1.0.5",
     "@radix-ui/react-checkbox": "^1.0.4",
     "@radix-ui/react-dialog": "^1.0.5",
diff --git a/frontend/src/components/OutputSettingsSection.tsx b/frontend/src/components/OutputSettingsSection.tsx
index 730a8f2..5806c34 100644
--- a/frontend/src/components/OutputSettingsSection.tsx
+++ b/frontend/src/components/OutputSettingsSection.tsx
@@ -6,6 +6,12 @@ import {
   SelectTrigger,
 } from "./ui/select";
 import { CSSOption, OutputSettings } from "../types";
+import {
+  Accordion,
+  AccordionContent,
+  AccordionItem,
+  AccordionTrigger,
+} from "./ui/accordion";
 
 function displayCSSOption(option: CSSOption) {
   switch (option) {
@@ -36,27 +42,34 @@ interface Props {
 
 function OutputSettingsSection({ outputSettings, setOutputSettings }: Props) {
   return (
-    <div className="flex justify-between items-center">
-      <span className="text-sm">CSS</span>
-      <Select
-        value={outputSettings.css}
-        onValueChange={(value) =>
-          setOutputSettings({
-            css: convertStringToCSSOption(value),
-          })
-        }
-      >
-        <SelectTrigger className="w-[180px]">
-          {displayCSSOption(outputSettings.css)}
-        </SelectTrigger>
-        <SelectContent>
-          <SelectGroup>
-            <SelectItem value={CSSOption.TAILWIND}>Tailwind</SelectItem>
-            <SelectItem value={CSSOption.BOOTSTRAP}>Bootstrap</SelectItem>
-          </SelectGroup>
-        </SelectContent>
-      </Select>
-    </div>
+    <Accordion type="single" collapsible className="w-full">
+      <AccordionItem value="item-1">
+        <AccordionTrigger>Output Settings</AccordionTrigger>
+        <AccordionContent>
+          <div className="flex justify-between items-center">
+            <span className="text-sm">CSS</span>
+            <Select
+              value={outputSettings.css}
+              onValueChange={(value) =>
+                setOutputSettings({
+                  css: convertStringToCSSOption(value),
+                })
+              }
+            >
+              <SelectTrigger className="w-[180px]">
+                {displayCSSOption(outputSettings.css)}
+              </SelectTrigger>
+              <SelectContent>
+                <SelectGroup>
+                  <SelectItem value={CSSOption.TAILWIND}>Tailwind</SelectItem>
+                  <SelectItem value={CSSOption.BOOTSTRAP}>Bootstrap</SelectItem>
+                </SelectGroup>
+              </SelectContent>
+            </Select>
+          </div>
+        </AccordionContent>
+      </AccordionItem>
+    </Accordion>
   );
 }
 
diff --git a/frontend/src/components/ui/accordion.tsx b/frontend/src/components/ui/accordion.tsx
new file mode 100644
index 0000000..7e84c32
--- /dev/null
+++ b/frontend/src/components/ui/accordion.tsx
@@ -0,0 +1,55 @@
+import * as React from "react"
+import * as AccordionPrimitive from "@radix-ui/react-accordion"
+import { ChevronDownIcon } from "@radix-ui/react-icons"
+
+import { cn } from "@/lib/utils"
+
+const Accordion = AccordionPrimitive.Root
+
+const AccordionItem = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Item>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Item>
+>(({ className, ...props }, ref) => (
+  <AccordionPrimitive.Item
+    ref={ref}
+    className={cn("border-b", className)}
+    {...props}
+  />
+))
+AccordionItem.displayName = "AccordionItem"
+
+const AccordionTrigger = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Trigger>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Trigger>
+>(({ className, children, ...props }, ref) => (
+  <AccordionPrimitive.Header className="flex">
+    <AccordionPrimitive.Trigger
+      ref={ref}
+      className={cn(
+        "flex flex-1 items-center justify-between py-4 text-sm font-medium transition-all hover:underline [&[data-state=open]>svg]:rotate-180",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <ChevronDownIcon className="h-4 w-4 shrink-0 text-muted-foreground transition-transform duration-200" />
+    </AccordionPrimitive.Trigger>
+  </AccordionPrimitive.Header>
+))
+AccordionTrigger.displayName = AccordionPrimitive.Trigger.displayName
+
+const AccordionContent = React.forwardRef<
+  React.ElementRef<typeof AccordionPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof AccordionPrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+  <AccordionPrimitive.Content
+    ref={ref}
+    className="overflow-hidden text-sm data-[state=closed]:animate-accordion-up data-[state=open]:animate-accordion-down"
+    {...props}
+  >
+    <div className={cn("pb-4 pt-0", className)}>{children}</div>
+  </AccordionPrimitive.Content>
+))
+AccordionContent.displayName = AccordionPrimitive.Content.displayName
+
+export { Accordion, AccordionItem, AccordionTrigger, AccordionContent }
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index 0492c28..6edff02 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -635,6 +635,22 @@
   dependencies:
     "@babel/runtime" "^7.13.10"
 
+"@radix-ui/react-accordion@^1.1.2":
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/@radix-ui/react-accordion/-/react-accordion-1.1.2.tgz#738441f7343e5142273cdef94d12054c3287966f"
+  integrity sha512-fDG7jcoNKVjSK6yfmuAs0EnPDro0WMXIhMtXdTBWqEioVW206ku+4Lw07e+13lUkFkpoEQ2PdeMIAGpdqEAmDg==
+  dependencies:
+    "@babel/runtime" "^7.13.10"
+    "@radix-ui/primitive" "1.0.1"
+    "@radix-ui/react-collapsible" "1.0.3"
+    "@radix-ui/react-collection" "1.0.3"
+    "@radix-ui/react-compose-refs" "1.0.1"
+    "@radix-ui/react-context" "1.0.1"
+    "@radix-ui/react-direction" "1.0.1"
+    "@radix-ui/react-id" "1.0.1"
+    "@radix-ui/react-primitive" "1.0.3"
+    "@radix-ui/react-use-controllable-state" "1.0.1"
+
 "@radix-ui/react-alert-dialog@^1.0.5":
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/@radix-ui/react-alert-dialog/-/react-alert-dialog-1.0.5.tgz#70dd529cbf1e4bff386814d3776901fcaa131b8c"
@@ -671,6 +687,21 @@
     "@radix-ui/react-use-previous" "1.0.1"
     "@radix-ui/react-use-size" "1.0.1"
 
+"@radix-ui/react-collapsible@1.0.3":
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/@radix-ui/react-collapsible/-/react-collapsible-1.0.3.tgz#df0e22e7a025439f13f62d4e4a9e92c4a0df5b81"
+  integrity sha512-UBmVDkmR6IvDsloHVN+3rtx4Mi5TFvylYXpluuv0f37dtaz3H99bp8No0LGXRigVpl3UAT4l9j6bIchh42S/Gg==
+  dependencies:
+    "@babel/runtime" "^7.13.10"
+    "@radix-ui/primitive" "1.0.1"
+    "@radix-ui/react-compose-refs" "1.0.1"
+    "@radix-ui/react-context" "1.0.1"
+    "@radix-ui/react-id" "1.0.1"
+    "@radix-ui/react-presence" "1.0.1"
+    "@radix-ui/react-primitive" "1.0.3"
+    "@radix-ui/react-use-controllable-state" "1.0.1"
+    "@radix-ui/react-use-layout-effect" "1.0.1"
+
 "@radix-ui/react-collection@1.0.3":
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/@radix-ui/react-collection/-/react-collection-1.0.3.tgz#9595a66e09026187524a36c6e7e9c7d286469159"