One of the elements most people will remember from Alice’s Adventures In Wonderland or Alice Through The Looking Glass has less to do with words and more with illustrations.
Do you remember the images alongside the text? The depiction of the Queen Of Hearts?
Illustrations have power. As a writer, never forget that illustrations or diagrams can augment your book, even when it’s fiction.
Cover art and illustrations can make an impact and either help readers to read your writing (or not).