This changeset fixes overlapping glitches discovered in WordPress Admin menu behavior when used on small screens.
Props turtlepod, collieit, chaion07, hilayt24, mehedi890, markparnell, webcommsat, mehedi890, ryokuhi, sabernhardt, ironprogrammer, audrasjb, costdev, ugyensupport.
Fixes#32747.
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git-svn-id: http://core.svn.wordpress.org/trunk@53951 1a063a9b-81f0-0310-95a4-ce76da25c4cd