You can organize website elements this way:
Cut
Copy
Paste
Duplicate
Bring to front (works for desktop mode only)
Move forwards (works for desktop mode only)
Send to back (works for desktop mode only)
Send backwards (works for desktop mode only)
Simply right-click on any website element to reveal a secondary menu.

Note: Don't forget to update your website when you're done – otherwise, your changes won't show in the live version of your website.