it should still fix some issue You have to link the css files in the correct order on the web page. If you link the bootstrap file first then the custom css file it will override the bootstrap file.
Using boostrap.css file in Rails production/heroku w/o LESS or SASS
By : amshaky
Date : March 29 2020, 07:55 AM
hop of those help? Well, oddly, background-image did not seem to work in production. I was loading other background images using just the background: property, so I tried that and now it (magically) works in production: