display

grid inline-grid

【item1】grid-row-start

0 1 2 3 4

【item1】grid-row-end

0 1 2 3 4

【item1】grid-column-start

0 1 2 3 4

【item1】grid-column-end

0 1 2 3 4

grid-template-rows(改变行高)

1fr 1fr 2fr repeat(3, 1fr)

grid-template-columns(改变列宽)

1fr 1fr 2fr 30px repeat(3, 1fr) 30px