is there an easy way to change the color of the page background from white to say a light gray?

Instead of using the Transcript button in a Flow Navbar, we'd like to insert a "Show Transcript" button onto pages that make use of the Page Transcript functionality.  This works just fine, but we cannot determine how to change the look and feel of the modal that displays when the button is selected.  It defaults to a gray background with white text which does not align with WCAG color contrast.  There also seems to be excessive padding that we'd like to overwrite.  Can you please point us in...

Can someone help me with some instructions on how to do this?  Thanks!  

I am working on an assement and i am wondering how do you change the color of the banners that pop up showing if your correct or no?  

Hi, I'm trying to change the background colour of an input text box when the string that they input equals a pre-defined value (i.e. I'd like to have the input text box turn green when they enter the correct string). I can get the two parts of this problem working independently (colour change and string check trigger) but can't get them to work together. I've been able to successfully target and change the input text box background using the theme Add CSS functionality, and i can successfully...

1. In my project we have a bunch of different modules with many different videos and right now we have the player controls hidden so that a user can't skip ahead. But we are wondering is Is there an option to include a per-module “timer” somewhere from within the platform?  Like since we hide the controls we also hide the timer. Is there a way to just have the timer?  2. is there a way to change the color of the play head that is placed on top of the video? right now it is a darkish gray and ...