... layout proportionally, preserving the exact look of your UI. This eliminates the need to manually adapt layouts to mobile, tablet, and desktop. Flutter's default behavior is resize which Responsive Framework respects. AutoScale is off by default and can be enabled at breakpoints by setting autoScale to true. Flutter's default behavior is to resize your layout when the screen dimensions change. Resizing a layout stretches it in the direction of an unconstrained width or height.