问题：
<!DOCTYPE html>
<html lang=en>
<head>
<meta charset=UTF-8>
<title>Title</title>
<link rel=stylesheet href=../../layuiadmin/layui/css/layui.css rel=external nofollow >
</head>
<body>
<form class=layui-form>
<div class=layui-form-item>
<label class=layui-form-label>输入框</label
