<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Horizontal Collapse Multi Level Menus Design HTML CSS</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet">
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
</head>
<body>
<div class="container mt-5">
<div class="row">
<div class="col-lg-12">
<h4>Horizontal Collapse Multi Level Menus Design HTML CSS</h4>
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<section class="mrnu-first mb-5">
<div class="container">
<div class="row mt-4 menu-two d-none d-lg-flex">
<div class="col-lg-10 col-md-10 d-flex">
<ul class="d-flex list-unstyled">