HTML和CSS 表格练习
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>HTML表格练习</title>
<style>
.container {
width: 80%;
margin: 0 auto;
/* 水平居中 上下不变，左右自动调整 */
}
.table {
border: 2px solid black;
/* 边框 */
border-collapse: collapse;
width: 100%;
margin-top: 50px;
/* 距离上一个元素的距离: 50px */
}
.table td,.table th {
border: 2px solid #ddd;
padding: 5px;
text-align: center;
}
</style>
</head>
<body>
<div class="container">
<table class="table">
<thead>
<tr>
<th>姓名</th>
<th>年龄</th>
<th>性别</th>
</tr>
</thead>
<tbody>
<tr>
<td>张三</td>
<td>18</td>
<td>男</td>
</tr>
<tr>
<td>李四</td>
<td>24</td>
<td>男</td>
</tr>
<tr>
<td>王五</td>
<td>25</td>
<td>男</td>
</tr>
</tbody>
</table>
</div>
</body>
</html>HTML和CSS 表单练习
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>表单练习</title>
<style>
.form {
display: flex;
/* 启用弹性布局 */
justify-content: space-between;
padding: 20px;
background-color: #f9f9f9;
}
.form label {
margin-right: 20px;
padding: 5px 10px;
}
.form input,
.form select {
margin-right: 50px;
padding: 5px 10px;
/* border-color: 1px solid #ccc; */
border-radius: 5px;
width: 260px;
}
.container {
width: 80%;
margin: 0 auto;
}
</style>
</head>
<body>
<div class="container">
<form action="#" method="post" class="form">
<div>
<label for="gender">性别</label>
<select name="gender" id="gender">
<option value="0">请选择学生性别</option>
<option value="1">男</option>
<option value="2">女</option>
</select>
</div>
<div>
<label for="gender">性别</label>
<select name="gender" id="gender">
<option value="0">请选择学生性别</option>
<option value="1">男</option>
<option value="2">女</option>
</select>
</div>
<div>
<label for="job">职位</label>
<select name="job" id="job">
<option value="0">请选择学生职位</option>
<option value="1">班长</option>
<option value="2">副班长</option>
<option value="3">课代表</option>
<option value="4">无</option>
</select>
</div>
</form>
</div>
</body>
</html>
