block
columns 3
Frontend blockArrowId6<[" "]>(right) Backend
space:2 down<[" "]>(down)
Disk left<[" "]>(left) Database[("Database")]Syntax
columns nsets the grid; blocks fill it left to right.id["label"]is a block; the same brackets as a flowchart pick its shape, andid:nspansncolumns.spaceorspace:nleaves cells empty.block:id … endnests a grid;id<["label"]>(right)is an arrow block.a --> bjoins two blocks;classDef,classandstylerestyle them.