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Symmetric (Equal) Grids
12
6
6
4
4
4
3
3
3
3
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
Asymmetric (Un-Equal) Grids
1
11
2
10
3
9
4
8
5
7
6
1
5
4
3
1
Asymmetric -> Custom Grids
1
10
1
2
8
2
3
6
3
Asymmetric -> Compound Grids
3
1
2
2
1
3
Columns within columns
4->5
4->7
3
5
HTML5 Semantic
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