# Book Book appearance and behavior can be customized in detail with options. ### View Mode ```javascript viewMode: 'webgl', // "webgl", "3d", "2d", "swipe" or "simple" ``` #### webgl Realistic 3D page flip effect with page bending, lights and shadows. Using webgl mode allows you to cutomize flipbook in great detail, by changing options for lights, shadows, camera angle etc. #### 3d Page flip effect made with CSS3 #### 2d Page flip effect #### swipe Horizontal swipe between pages, alternative to flip #### simple Viewer without page flip animation ### Other options Right to left Single page Zoom min --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://real3dflipbook.gitbook.io/jquery/customizing-flipbook/book.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.