Zoom to have a closer look
You have many options to zoom the pages in or out. You may zoom the pages in or out by just single or double mouse click. The lens icon at the upper right corner also serves zooming in and out. Explore the content of the book by dragging (click and hold left mouse button and move) the zoomed pages right and left or up and down. ESC key escapes you from the zoomed view.
Flip pages to read more
Flip to the next or the previous page of the book, by moving the way we turn page of a physical book by dragging the upper or bottom extreme corners of the book. Hovering a mouse on the right or left sides or near the middle of the book, will allow you to use arrow appeared (on the fly) to flip the pages. You may also enjoy reading by simply using the left and right arrow keys from your keyboard.
Visit other chapter
No need to turn the pages to jump to another chapter. Just click on the numbers above the book and go to desired chapter directly.