header.php

<?php
return ' 
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.3.0/font/bootstrap-icons.css">
<link href="../Bootstrap/bootstrap.css" rel="stylesheet">
<div id="select-view-cucina" style="text-align: center;">
                <button class="btn btn-primary btn-lg px-5 ">Cucina</button>
                <button class="btn btn-outline-primary btn-lg px-5 " onclick="location.href=`/cashier`;">Cassa</button>
                <button class="btn btn-outline-primary btn-lg px-5 " onclick="location.href=`/reports`;">Reports</button>
                <button class="btn btn-outline-primary btn-lg px-5 " onclick="location.href=`/account`;">Account</button>
            </div>
            '
            ?>