style: add style for time and tray widget

widget/bar/launcher.tsx

@@ -5,12 +5,11 @@ import { WINDOW_NAME } from "../app-launcher";
 
 export const Launcher = () => {
   return (
-    <Gtk.ScrolledWindow
-      heightRequest={40}
-      widthRequest={40}
-      cssClasses={["launcher"]}
-    >
-      <button onClicked={() => App.toggle_window(WINDOW_NAME)}>
+    <Gtk.ScrolledWindow heightRequest={40} widthRequest={40}>
+      <button
+        cssClasses={["launcher"]}
+        onClicked={() => App.toggle_window(WINDOW_NAME)}
+      >
         <Picture
           file={Gio.file_new_for_path("/home/tux/Wallpapers/avatar.png")}
           contentFit={Gtk.ContentFit.CONTAIN}