great plugin. Helped me a lot to get up to speed with Css and WordPress.
I am trying to ensure that my .site-header background-image is displaying high res on retina displays. So I hoped to use a @media query to override the low res default image.
A good example of code I am using is here:
However, it does not seem to work. Does your plugin support @media override? And if so, how do I call the right images for the retina screens?
Thank you for your help,