Once you’ve entered or imported the content that will make up your book, select and apply your preferred Theme. Each Pressbooks theme is a unique template which governs the display of your webbook and export formats (including PDF and ebook exports).

Browse available themes by clicking Appearance > Themes from your book’s dashboard:

📕 Once you’ve selected a theme, you can customize several of the design elements for your webbook and export files using Theme Options or Custom Styles.