This is the code I used:
SELECT
FORMATWIKI("{cell:textColor:",'Color',"}",'Date',"{cell}") AS 'Date',
FORMATWIKI("{cell:textColor:",'Color',"|align=center|font-weight: bold}",'Countdown',"{cell}") AS 'Countdown',
FORMATWIKI("{cell:textColor:",'Color',"}",'Details',"{cell}") AS 'Details',
FORMATWIKI("{cell:textColor:",'Color',"}",'Owner',"{cell}") AS 'Owner'
FROM
(SELECT *,
CASE
WHEN 'Date' < "today" THEN "lightgray"
ELSE "black"
END AS 'Color'
FROM T1)
I noticed that the background Color for the table cells are reverted back to white. How do I fix this?