How to change the color, font and size of subtitles?

1. Go To "\shortGPT\editing_framework\editing_steps" 
2. Look For The Following file: "-make_caption.json" & "-make_caption_landscape.json"
3. look for"

 ""color": "white",
"stroke_color": "black", "

Change them to 

"color": "transparent",
"stroke_color": "transparent",