How to set table cell colors if it contains a string like "Fail"

[huiminl]

Hi there,

I have s splunk search commands as follows,  the result is a table

And i want to set the "99.99(Fail)" to red colors, i have tried use the methods as follow, but it not works:

Is there any methods that can only set the column cell to red if it contains "Fail",  thanks！