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chali 4495ae0e28 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.
2026-03-09 14:16:22 +08:00

29 lines
580 B
HTML

<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>嵌套纠错</title>
</head>
<body>
<h1>HTML 纠错练习</h1>
<p>下面这些结构有错误,请你自己修正。
<ul>
<li>列表项 1
<li>列表项 2</li>
</ul>
<a href="#">
<p>这里的嵌套写法是否合理?</p>
</a>
<form>
<label for="email">邮箱</label>
<input id="email" name="email">
<button>提交
</form>
</body>
</html>