Try using the .Top and .Left properties of the control. You can make it relative to the form by using the buttons .Width and .Height members as well as the form's width and height. Although anchoring and docking will keep these ratios even for you.
You should be able to move them pixel by pixel by default. However, Visual Studio will try to auto-align it with other controls (middles, tops and bottoms). You can disable this by holding the ALT key while dragging a control.