Grid Basics with Unordered Lists

1-1
1-2
1-3
1-4
2-1
2-2
2-3
2-4
3-1
3-2
3-3
3-4
Plain Grid with Gaps Between Cells

1-1
1-2
1-3
2-1
2-2
2-3
2-4
3-1
3-2
3-3
3-4
First Row is Missing the First Cell

First Cells Spans the Row, Last Cell Pushed Down, Cell 3-3 Turned Off
1-1
1-2
1-3
1-4
2-1
2-2
2-3
2-4
3-1
3-2
3-4