# Editor Overview
The book editor consists of a sidebar to the left, page thumbnails along the top, and an editor for the selected page.
# Sidebar
The sidebar has five buttons for easy access:
- Save & Close - Saves the project, creates a new version, and redirects to the project list.
- Save - Saves the latest changes, and creates a new version.
- Versions - Displays the last 100 saved versions, with an option to restore a previous version.
- Undo / Redo - Undo or redo a recent change.
Below the buttons are four expandable sections:
- Book Settings & Actions - Book settings and functions.
- Page Auto Layout - Configure how the Auto Layout function should operate.
- Themes - Enables the configuration of fonts, borders, background, and colours for a consistent look in your book.
- Book Information & Price - Displays general information about the book, such as the page count, estimated price, and book type.
# Page Thumbnails
Above the editor is a thumbnail of each page. You can scroll left and right, and click on a thumbnail to select it for editing.
# Page Edit Section
The selected page is display for editing. Elements can be resized and moved using your mouse or trackpad.
Below each page is a row of buttons to:
- toggle the page as done,
- change the page background,
- apply a theme, and
- bring up a menu with more options.