Top 12
Right 4 (fixed)

content

content

content

content

content

content

Bottom 4
Bottom 4
Bottom 4
Top 12
Left 3
Right 3
Bottom 4
Bottom 4
Bottom 4
Top 12
Left 4 (not fixed)
Bottom 4
Bottom 4
Bottom 4
Top 12
Left 3
Right 3
Bottom 4
Bottom 4
Bottom 4