第 12 章 灵活的框布局 Flexible Box Layout 12.1 Flexbox Fundamentals A Simple Example 12.2 Flex Containers The flex-direction Property Other Writing Directions Wrapping Flex Lines Defining Flexible Flows flex-wrap Continued 12.3 Arranging Flex Items 12.4 Flex Container 12.5 Justifying Content justify-content Examples 12.6 Aligning Items Start, End, and Center Alignment Baseline Alignment Additional Notes 12.7 The align-self Property 12.8 Aligning Content 12.9 Flex Items What Are Flex Items? Flex Item Features Minimum Widths 12.10 Flex-Item–Specific Properties 12.11 The flex Property 12.12 The flex-grow Property Growth Factors and the flex Property 12.13 The flex-shrink Property Proportional Shrinkage Based on Width and Shrink Factor Differing Bases Responsive Flexing 12.14 The flex-basis Property The content Keyword Automatic Flex Basis Default Values Length Units Zero Basis 12.15 The flex Shorthand Common Flex Values 12.16 The order property Tabbed Navigation Revisited