Make power users panel 40% of screen width instead of fixed pixel widths

Co-authored-by: rajbos <6085745+rajbos@users.noreply.github.com>

Author: Copilot

src/App.tsx

@@ -365,7 +365,7 @@ function App() {
                                 <span className="font-bold">{powerUserSummary.totalPowerUsers}</span>
                               </Button>
                             </SheetTrigger>
-                            <SheetContent className="w-[800px] sm:w-[1000px] lg:w-[1200px] overflow-y-auto">
+                            <SheetContent className="w-[40%] overflow-y-auto">
                               <SheetHeader>
                                 <SheetTitle>Power Users Analysis</SheetTitle>
                               </SheetHeader>