Apple Books Asset Guide 5.3.1

• Introduction
  • Overview
  • Changes Made in This Release
  • What’s New in Apple Books Asset Guide 5.3.1?
• Digital Book Essentials
  • Digital Books Overview
  • Structure of a Version 3 EPUB
    • EPUB 3 Structure Overview
    • Container (container.xml)
    • Package Document (.opf)
    • Navigation Document
  • EPUB 3 Features
    • EPUB 3 Features Overview
    • Accessibility
    • Pop-up Footnotes
    • Page Progression Direction
    • Text Directions
    • Languages
    • Embedding Language-Appropriate Fonts
  • Book Versioning
    • Book Versioning Overview
    • Book Versioning in EPUBs
    • Version Numbers
  • Book Cover Art
  • Recommendations for Creating Books
    • Presentation and Styling
    • In-Book Cover Page
    • Interior Image Requirements
    • DRM
    • Fonts
      • Fonts Overview
      • Best Practices for Fonts
      • Font Obfuscation
    • Audio and Video
      • Audio and Video Overview
      • Encoding Audio
      • Source File Recommendations for Video
      • Encoding Video
      • Video Posterframe
      • Embedding Audio and Video
    • Links
      • Linking Overview
      • Linking Directly to Your Book in Apple Books
      • Link Styles
    • PDFs
    • Adobe Page Template
  • Books with JavaScript Interactivity
    • Overview
    • Best Practices for Developing Scripts for Books with JavaScript Interactivity
    • Designing Content for Books with JavaScript Interactivity
    • Tips for Improving Performance in Books with JavaScript Interactivity
    • Technical Guidelines and Requirements
  • Using Safari Web Inspector
  • Book Validation
  • Book Samples
    • About Book Samples
    • Samples for Flowing Books
    • Samples for Fixed-Layout Books
    • Samples for Books with Interactive Content
    • Samples for Read Aloud Books
• Guidelines for Flowing Books
  • Overview
  • Content Structure
  • Alignment
  • Nonlinear Content
  • Scrolling in Flowing Books
  • Tables
  • Fonts
• Guidelines for Fixed-Layout Books
  • Overview
  • Setting Up the Document
  • EPUB 3 Fixed Layout
  • Vertical Scrolling
  • Defining Book Layout Metadata
  • Table of Contents
  • Using Fonts in Fixed-Layout Books
  • Optimizing Images in Fixed-Layout Books
  • Layout
  • Text
  • Read Aloud Books
    • Overview
    • About the Read Aloud Feature User Interface
    • Tools for Creating Read Aloud Content for Apple Books
    • Media Overlays Structure
    • Processing Audio for Media Overlays
    • CSS Styling of Media Overlays
    • Ambient Soundtrack
    • Embedding Read Aloud Controls
    • Styling Read Aloud Controls
    • Adding a SMIL File and Audio File to an EPUB
• Revision History
  • Previous Guide Revisions
  • Changes in Apple Books Asset Guide 5.3
  • Changes in Apple Books Asset Guide 5.2.14
  • Changes in Apple Books Asset Guide 5.2.13
  • Changes in Apple Books Asset Guide 5.2.12
  • Changes in Apple Books Asset Guide 5.2.11
  • Changes in iBooks Asset Guide 5.2.10
  • Changes in iBooks Asset Guide 5.2.9
  • Changes in iBooks Asset Guide 5.2.8
  • Changes in the iBooks Asset Guide 5.2.7
  • Changes in the iBooks Asset Guide 5.2.6
  • Changes in the iBooks Asset Guide 5.2.5
  • Changes in the iBooks Asset Guide 5.2.4
  • Changes in the iBooks Asset Guide 5.2.3
  • Changes in the iBooks Asset Guide 5.2.2
  • Changes in the iBooks Asset Guide 5.2.1
  • Changes in the iBooks Asset Guide 5.2
  • Changes in the iBooks Asset Guide 5.1.2
  • Changes in the iBooks Asset Guide 5.1.1
  • Changes in the iBooks Asset Guide 5.1
  • Changes in the iBooks Asset Guide 5.0
  • Changes in the iBooks Asset Guide 4.9
  • Changes in the iBooks Asset Guide 4.8
  • Changes in the iBooks Asset Guide 4.7.4
  • Changes in the iBooks Asset Guide 4.7.3
  • Changes in the iBooks Asset Guide 4.7.2
  • Changes in the iBooks Asset Guide 4.7
  • Changes in the iBooks Asset Guide 4.6
  • Changes in the iBooks Asset Guide 4.5.1
  • Changes in the iBooks Asset Guide 4.5