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Old 01-23-2020, 12:52 PM   #29
Argon
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Argon began at the beginning.
 
Posts: 41
Karma: 10
Join Date: Jan 2020
Device: Kobo Libra 2, Kindle Oasis 3
Quote:
Originally Posted by JSWolf View Post
When you use the Calibre editor to edit the eBook, the first thing to do is remove unused CSS classes. Depending on the book, this can remove over 100 unused CSS classes.

Also, make sure you have the epubcheck plugin installed. You will want to validate the eBook before you are done. I use both the built-in checker and epubcheck.
What does validation do?
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