Steps to Reproduce

<button label="Upload" onClick='Fileupload.get();' />
1. click the button

Current Result

Expected Result

there is space between the label and the button

Debug Information

Workaround

change the message

You can change the label in the dialog by adding space Fileupload.get("your message ", "title");

css margin

If there is no other modal window on the page, you can add some margin on the label

<style> .z-window-modal .z-label

</style>