This attribute allows you to configure whether the page tab browser should
appear to the top, left, right, or bottom of the pages.
The following values are recognized by this attribute:
Left-
Put tab browser to the left of the pages.
Right-
Put tab browser to the right of the pages.
Bottom-
Put tab browser to the bottom of the pages.
Top-
Put tab browser to the top of the pages.
This feature requires at least MUI 4.0.