How to decrease font size of book name?

As you can see, book names are very big on some devices.
On some devices, it works fine.
How can I make compatible with different screen sizes of different devices?

  • Go to the Styles section on the left.
  • On the right choose User Interface Styles tab.
  • In the Selectors section double click on ui.button.book-list
  • Change the font-size