Thank You,
I thought I would make Kindle rendering more like the original
FSRX with
Code:
<style>
body {
background-color: black;
color: lightgrey;
}
b {
background-color: black;
color: white;
}
</style>
But the resulting AZW3 created a mess, forcing rebooting the reader.
Was just an idea, it did look Okay on a browser:
[EDIT 2022-12-18] FSRead an .EPUB. Added the style again (with Calibre Editor) but this time converted to .KFX. Now working: