feat: Add CSS layout exercises and corresponding HTML files

- Created multiple exercises under the CSS layout section, including:
  - Final page layout with CSS styles and HTML structure.
  - Display and flow concepts with examples of block, inline, and none display types.
  - Selectors and pseudo-classes with practical examples.
  - Overflow and sizing handling in CSS.
  - Grid layout basics for two-dimensional layouts.
  - Fixed and sticky positioning examples.
  - Centering techniques for common layout scenarios.

- Added README files for each exercise to outline objectives and file structures.
- Updated main README to include new sections and usage instructions.
This commit is contained in:
chali
2026-03-09 14:16:22 +08:00
commit 4495ae0e28
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# 练习 6块级与行内元素
## 目标
分清什么标签默认独占一行,什么标签默认跟着文字流动。
## 你要练什么
- 块级元素
- 行内元素
- `div`
- `span`
- `p`
- `a`
- `strong`
## 任务
完成一个“学习提示条”,要求:
- 用块级元素搭出 3 条提示
- 每条提示中有关键词,用行内标签包起来
- 不要把段落错误地放进行内标签里
## 文件
- [starter.html](/Volumes/Macintosh HD 1/home/front-end-example/01-html-structure/06-block-and-inline/starter.html)
- [answer.html](/Volumes/Macintosh HD 1/home/front-end-example/01-html-structure/06-block-and-inline/answer.html)

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>块级与行内元素</title>
</head>
<body>
<h1>块级与行内元素练习</h1>
<div>
<p>先保证 <strong>结构</strong> 正确,再考虑样式。</p>
</div>
<div>
<p>页面区域通常由 <span>块级元素</span> 负责搭建。</p>
</div>
<div>
<p>一句话中的局部强调,通常用 <strong>行内元素</strong> 处理。</p>
</div>
<p><a href="#">查看完整学习文档</a></p>
</body>
</html>

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>块级与行内元素</title>
</head>
<body>
<!-- 任务:
1. 写一个主标题
2. 写 3 个提示块
3. 每个提示块里用 span 或 strong 包住关键词
4. 再写一个链接,跳到学习文档
-->
</body>
</html>