Click on "Horizontal Tab 1" tab to vertically collapse.
Click on "Horizontal Tab 2" tab to vertically collapse.
Click on "Horizontal Tab 3" tab to vertically collapse.
Click on "Horizontal Tab 4" tab to vertically collapse.
Click on "Vertical Tab 1" to horizontally collapse.
Click on "Vertical Tab 2" to horizontally collapse.
Click on "Vertical Tab 3" to horizontally collapse.
Click on "Vertical Tab 4" to horizontally collapse.