It seems fine on my 4k screen, they just line wrapped the title, this is on firefox.
It is also worse on the "Browse By Subject" selection above the "ranked catalog" on the main page. (eg https://book-prize-index.vercel.app/subjects/science ) which I mostly used.
The "ranked catalog" is much better in that regard, thanks for making me aware of it :)
Index / Subjects / Science gives me: An Immense World: How Animal Senses...
Ranked Catalog (Science filter) gives me: An Immense World: How Animal Senses Reveal the Hidden Realm...
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It's not the end of the world, but for a few books it hides the theme a litte, eg
"A Problem from Hell": America and the Age of Genocide
"A Problem from Hell": America and...