1. Back Button: Takes you back to the library page.
2. Book Title: Shows the current book's title.
3. Full Screen: Expands the reader to full screen mode for better focus.

Reader Menu

1. Color: Select or remove colors to show or hide notes related to those colors, helping you focus on certain types of notes.
2. Sort: Organize your notes by where they appear in the book (like chapters) or by when they were made or changed.
3. Search: Use a search tool to quickly find specific notes in the book.

1. Font Family Preview: See how different font styles look before choosing one.
2. Font Family Dropdown Menu: Pick your preferred font style.
3. Font Size: Adjust the size of the text.
4. Read Mode: Switch between the default and night modes.
5. Columns: Choose between a layout with one column or two.
6. Scroll Mode: Decide how you want to move through the book. No Scroll means you can only flip pages, not scroll. Document Scroll lets you scroll and flip pages at the same time.

Note: Scrolling is only possible in single-column view, not when you have two columns.

1. Page Width: Adjust how wide the pages appear.
   
2. Column Gap: Change the space between columns (only if you're using two columns).
3. Auto Full Screen: Set the menu to hide automatically for a full-screen view.
4. Apply Changes: Save and apply your settings.
5. Reset Settings: Go back to the original settings.