<!DOCTYPE html>
<html lang="en">
<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>Document</title>
<script src="./static/js/jquery-3.6.1.min.js"></script>
<style>
.menus {
border: 1px solid red;
width: 200px;
height: 800px;
}
.menus .header{
background-color: gold;
padding: 10px 5px;
cursor:pointer;
border-bottom: 2px dotted #dddddd;
}
.menus .content a {
display: block;
pa
