How do we implent a simple scrollbar where if you drag it down the things go up and up makes it things go back to its original place. And how do add so if the bar hits certain place it stops yk? And if gets dragged back it will go in its original place no free exploring up the screen. Check the pics might explain more, since i heard pics speak in thousand languages than a word do so
(upload://dmG4nWnrVb7s7RvUPs6a2SDhESZ.png)
