Revert "added breakpoint classes for flex alignment"
Revert "added breakpoint classes for flex alignment"

This reverts commit 63a448a08408f0d9d61272f4b5b391f1a6ba1a34.

aoimedia/uikit,uikit/uikit,uikit/uikit,aoimedia/uikit,technobrain/uikit,technobrain/uikit