54af6b0047
Fixes the following two patterns: - Navigation Overlay: Add explicit black text and link colors so the default overlay pattern remains readable even when the active theme uses white text. - Overlay with site info and CTA: Fix invalid block attributes to prevent the block from breaking. Follow-up to [61609]. Props isabel_brison, mikachan, onemaggie, westonruter, wildworks. See #64589. Built from https://develop.svn.wordpress.org/trunk@62114 git-svn-id: http://core.svn.wordpress.org/trunk@61396 1a063a9b-81f0-0310-95a4-ce76da25c4cd