The cells_source_notes() function

Use gtcars to create a gt table. Add a source note and style the source notes section.

gtcars |>
  dplyr::select(mfr, model, msrp) |>
  dplyr::slice(1:5) |>
  gt() |>
  tab_source_note(source_note = "From edmunds.com") |>
  tab_style(
    style = cell_text(
      color = "#A9A9A9",
      size = "small"
    ),
    locations = cells_source_notes()
  )
mfr model msrp
Ford GT 447000
Ferrari 458 Speciale 291744
Ferrari 458 Spider 263553
Ferrari 458 Italia 233509
Ferrari 488 GTB 245400
From edmunds.com