Use overflow visible back for mainDiv, since overflow hidden causes headDiv undraggable (because it's outside the content area of headDiv). Use overflow auto back for bodyDiv, to prevent an operation difficulty due to buttons overlaid by the text content.
Use overflow visible back for mainDiv, since overflow hidden causes headDiv undraggable (because it's outside the content area of headDiv). Use overflow auto back for bodyDiv, to prevent an operation difficulty due to buttons overlaid by the text content.

danny0838/firefox-scrapbook,danny0838/firefox-scrapbook