message: Fix MenuButton flex-basis in IE11
diff: @@ -102,7 +102,7 @@ export const MenuButton = forwardRef<MenuButtonProps, "button">(
  <chakra.span
  __css={{
  pointerEvents: "none",
  - flex: "1",
  + flex: "1 1 auto",
  }}
  >
  {props.children}
  