https://requestreduce.com/
RequestReduce - Automatic CSS background image optimization and spriting as well as Javascript and...
RequestReduce allows any IIS based website to automaticaly sprite background images into a single optimized PNG as well as combine and minify all CSS and...
automatic cssbackground image
https://www.creative-tim.com/twcomponents/component/card-with-an-image-background
Tailwind CSS Card with an image background | Cards, Widget, Images
'A mobile view for a card with an image background build with Tailwind CSS'
tailwind cssan imagecardbackgroundwidget