add textarea field for custom css (#113)

* add textarea field for custom css

* Prettified Code!

Co-authored-by: gingervitis <gingervitis@users.noreply.github.com>

web/pages/config-public-details.tsx

@@ -5,6 +5,7 @@ import EditInstanceDetails from '../components/config/edit-instance-details';
 import EditInstanceTags from '../components/config/edit-tags';
 import EditSocialLinks from '../components/config/edit-social-links';
 import EditPageContent from '../components/config/edit-page-content';
+import EditCustomStyles from '../components/config/edit-custom-css';
 
 const { Title } = Typography;
 
@@ -41,6 +42,9 @@ export default function PublicFacingDetails() {
       <div className="form-module page-content-module">
         <EditPageContent />
       </div>
+      <div className="form-module page-content-module">
+        <EditCustomStyles />
+      </div>
     </div>
   );
 }