You can specify the width, start location, button start location of the grid scroll bar in various ways. And, you can also specify the style of each element separately. These properties are set through GridBase.vscrollBar and hscrollBar which are the properties of ScrollBar object.
The width of vertical scroll bar. The minimum value is 8 pixels.
The width of horizontal scroll bar.
The start location of vertical scroll bar.
The start location of horizontal scroll bar.
The button location of vertical scroll bar.
The button location of horizontal scroll bar.
If it is false, even if the vertical scroll state reaches both ends, wheel event will not be bubbled.
You can set the styles such as background color of the scroll bar.