<!DOCTYPE html>
<html lang="cn">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>复选框</title>
</head>
<body>
<h1>表单进阶-复选框</h1>
<div>
<div>你的兴趣爱好</div>
<input type="checkbox" name="input1" id="box1">
<label for="box1">抽烟</label>
<input type="checkbox" name="input1" id="box2">
<label for="box2">喝酒</label>
<input type="checkbox" name="input1" id="box3">
<label for="box3">烫头发</label>
<input type="checkbox" name="input1" id="box4">
<label for="box4">打架</label>
</div>
</body>
</html>
运行最终效果！