loop/webui: add prettier
diff --git a/loop/webui/src/web-components/demo/demo.css b/loop/webui/src/web-components/demo/demo.css
index bb9750e..11164a1 100644
--- a/loop/webui/src/web-components/demo/demo.css
+++ b/loop/webui/src/web-components/demo/demo.css
@@ -1,9 +1,14 @@
 body {
-  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
-    Roboto, sans-serif;
+  font-family:
+    system-ui,
+    -apple-system,
+    BlinkMacSystemFont,
+    "Segoe UI",
+    Roboto,
+    sans-serif;
   margin: 0;
   padding: 20px;
   padding-bottom: 100px; /* Adjusted padding for chat container */
   color: #333;
   line-height: 1.4; /* Reduced line height for more compact text */
-}
\ No newline at end of file
+}