If you mean the cards are returning to their previous position, it's because... "You might be accidentally clicking the right mouse button—that executes the “undo” function." -David
Also, if you click anywhere, or click randomly, on the screen any cards that can move will do so.
Comments
If you mean the cards are returning to their previous position, it's because... "You might be accidentally clicking the right mouse button—that executes the “undo” function." -David
Also, if you click anywhere, or click randomly, on the screen any cards that can move will do so.