Root Explorer PHP

Editing: header.php

<header class="site-header header-style-1 mobile-sider-drawer-menu header-full-width">
            <div class="sticky-header main-bar-wraper  navbar-expand-lg">
                <div class="main-bar">  
                                    
                    <div class="container clearfix"> 
                        
                        <div class="logo-header">
                            <div class="logo-header-inner logo-header-one">
                                <a href="index.php">
                                    <img class="logo-pic-one" src="images/logo-light.svg" alt="">
                                    <img class="logo-pic-two" src="images/logo-dark.svg" alt="">
                                </a>
                            </div>
                        </div>  
                        
                         
                         <button id="mobile-side-drawer" data-target=".header-nav" data-toggle="collapse" type="button" class="navbar-toggler collapsed">
                            <span class="sr-only">Toggle navigation</span>
                            <span class="icon-bar icon-bar-first"></span>
                            <span class="icon-bar icon-bar-two"></span>
                            <span class="icon-bar icon-bar-three"></span>
                        </button>

<div class="nav-animation header-nav navbar-collapse collapse d-flex justify-content-center">
                            
                        <ul class=" nav navbar-nav">
                                <li class="has-child"><a href="index.php">Home</a>
                                   
                                </li>

<li class="has-child"><a href="about.php">About</a>
                                                                                               
                                </li>

<li class="has-child">
                                    <a href="service.php">Services</a>
                                    <ul class="sub-menu">
                                        <?php 
                                        $res = mysqli_query($conn, 'SELECT * FROM services');
                                        while( $row = mysqli_fetch_assoc($res)){
                                        ?>
                                        <li><a href="service-detail.php?service_url=<?= $row['service_url']?>"><?= $row['title']?></a></li>
                                        <?php } ?>
                                    </ul>                                 
                                </li>

<li class="has-child"><a href="blog-grid.php">Blogs</a> </li>
                               
                                <li class="has-child"><a href="#">Media</a> 
                                    <ul class="sub-menu">
                                        <li><a href="photos.php">Photos</a></li>
                                        <li><a href="videos.php">Video</a></li>
                                    </ul>
                                </li>

<li class="has-child"><a href="contact-us.php">Contact Us</a>
                                                          
                                </li> 
                        
                            </ul>

</div>
                        
                        
                        <div class="extra-nav header-2-nav">
                            <div class="extra-cell">

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Name	Type	Actions
.. (Parent Directory)
📄 connect.php	FILE	[EDIT]
📄 foot.php	FILE	[EDIT]
📄 footer.php	FILE	[EDIT]
📄 head.php	FILE	[EDIT]
📄 header.php	FILE	[EDIT]

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Editing: header.php