css: grid

subgrid

A

B

C

E

F

G

grid area

auto-fill vs. auto-fit

auto-fill

1

2

3

4

5

6

7

8

auto-fit

1

2

3

4

5

6

7

8

repeat

1fr

50px

2fr

1fr

50px

2fr

1fr

50px

2fr

1fr

50px

2fr

1fr

50px

2fr

1fr

50px

2fr

1fr

50px

2fr

1fr

50px

2fr

minmax

one

two

three

four

five

six

seven

eight

nine

one

two

three

four

five

six

seven

eight

nine