FIX: Small adjustments after feedback

webapp/src/AppComponents/UploadFileDialog.tsx

@@ -15,9 +15,6 @@ function UploadFileDialog(properties: {
 
   useEffect(() => {
     const root = document.getElementById("root");
-    if (root) {
-      root.style.filter = "none";
-    }
     if (crossRef.current) {
       crossRef.current.focus();
     }

webapp/src/components/formatPicker.tsx

@@ -40,7 +40,11 @@ const FormatPicker = (properties: FormatPickerProps) => {
           onClick={handleClose}
           title={t("num_fmt.close")}
           tabIndex={0}
-          onKeyDown={(event) => event.key === "Enter" && properties.onClose()}
+          onKeyDown={(event) => {
+            if (event.key === "Enter") {
+              properties.onClose();
+            }
+          }}
         >
           <X />
         </Cross>