Opening website on localhost show black page [closed]

This is the black page shown when I open it on the localhost server.

I have three websites on the localhost XAMPP server. Two of them are on WordPress, which works fine, but when I open the third website, which is a non-WordPress site, it shows a black page. whereas the website from the previous two weeks is working fine. It suddenly began to show a black page. I don’t know what is the reason behind this.

This is the index page code

<?php 
include "admin/param.php";
include "admin/func.php";
include "live.php";
?>
<!DOCTYPE html>
<html>
<head>
    <title><?=$web_title?></title>
      <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
    <!-- <link rel="icon" href="im/favicon.png" type="image/x-icon"> -->
    <link href="bootstrap-4.3.1/css/bootstrap.css" rel="stylesheet" type="text/css" />
    <link href="bootstrap-4.3.1/css/bootstrap-grid.css" rel="stylesheet" type="text/css" />
    <link href="custom.css" rel="stylesheet" type="text/css" />
    <link href="css/owl.carousel.min.css" rel="stylesheet" type="text/css" />
    <link href="css/owl.theme.default.min.css" rel="stylesheet" type="text/css" />
    <link rel="stylesheet" type="text/css" href="css/fontawesome.css">
    <link rel="stylesheet" type="text/css" href="css/all.css">
    <link href="fonts/style.css" rel="stylesheet" type="text/css" />
    <link rel="stylesheet" type="text/css" href="css/animate.min.css">
    <link rel="stylesheet" type="text/css" href="css/wow-animate.css">
    <link rel="stylesheet" type="text/css" href="css/left-menu.css">
    <link href="css/swiper.min.css" rel="stylesheet" type="text/css" />
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/swiper@11/swiper-bundle.min.css"/>
    <link href='https://unpkg.com/[email protected]/css/boxicons.min.css' rel='stylesheet'>
</head>
<body>




<?php 
    include "top.php";
    include "slider.php"; 
    include "achievement.php"; 
    include "catagoury.php"; 
    // include "feature.php";
    include "instagram.php";
    include "btm.php";
?>



<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="bootstrap-4.3.1/js/bootstrap.js"></script>
<script type="text/javascript" src="bootstrap-4.3.1/js/bootstrap.bundle.js"></script>
<script type="text/javascript" src="js/swiper.min.js"></script>
<script type="text/javascript" src="js/owl.carousel.min.js"></script>
<script type="text/javascript" src="js/fontawesome.js"></script>
<script type="text/javascript" src="js/all.js"></script>
<script type="text/javascript" src="js/custom.js"></script>
<script type="text/javascript" src="js/wow.min.js"></script>

  <script>
    var swiper = new Swiper('.swiper-container', {
      slidesPerView: 'auto',
      spaceBetween: 2,
      loop: true,
      loopFillGroupWithBlank: true,
       navigation: {
        nextEl: '.swiper-button-next',
        prevEl: '.swiper-button-prev',
      },
    });
  </script>
<script> 
$(document).ready(function(){
    $("#search").click(function(){
        $("#searchshow").slideToggle("slow");
    });
});
</script>
<script type="text/javascript">
$(document).ready(function () {
    $('#sidebarCollapse').on('click', function () {
        $('#sidebar').toggleClass('active');
        $(this).toggleClass('active');
    });
});
</script>
<script type="text/javascript">
$(document).ready(function(){
    $(".dropdown").hover(            
        function() {
            $('.dropdown-menu', this).not('.in .dropdown-menu').stop(true,true).fadeIn("400");
            $(this).toggleClass('open');        
        },
        function() {
            $('.dropdown-menu', this).not('.in .dropdown-menu').stop(true,true).fadeOut("400");
            $(this).toggleClass('open');       
        }
    );
});
</script>
<script>
  wow = new WOW(
    {
      animateClass: 'animated',
      offset:       100,
      callback:     function(box) {
        console.log("WOW: animating <" + box.tagName.toLowerCase() + ">")
      }
    }
  );
  wow.init();
</script>
</body>
</html>

This is the top bar code:

<style>
    .top1-f-main{
        background-color: #709f00;
        padding: 3px 0px;
        color: white;
    }
    
    .tp1 p{
        text-align: center;
        font-size: 12px;
    }
    
    .top-f-main {
    background-color: #000000;
    padding: 10px 15px;
    font-size: 12px;
}
    
.top-main ul li {
    display: inline-block;
    margin-left: -21px;
}
    
.header-fluid {
    position: unset;
    z-index: 999;
    background-color: #1e1e1e !important;
}
    
.b {
    
     border: thin solid #709f00;
    padding: 9px 10px;
    border-radius: 30px;
    background-color: #709f00;
    color: white;
    margin-top: -8px;
    margin-right: 2px;
    margin-left: 5px;
}

    #mobile-menu-open1{
        margin-top: 5px;
    }   
    
    #navbar {
    box-sizing: border-box;
    transition: background-color 0.4s ease-out;
    transition: all 0.5s ease;
    padding: 0px 1px;
}
    
nav.scroll {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #1e1e1e;
    color: #eef;
    box-shadow: 0px 2px 8px #000;
    z-index: 99999999;
    height: auto;
}
    
    nav{
        position: relative;
        z-index: 1000;
    }   
    
    
.navbar-dark .navbar-nav .nav-link:hover{
    color: #709f00 !important;
}
    
.nav-link:after {
    content: "";
    position: absolute;
    left: 26px;
    bottom: 27%;
    width: 0px;
    height: 4px;
    background-color: #709f00;
    transition: all 0.5s ease;
}
    
    .Dropdown:hover .fa-chevron-down{
        transform: rotate(180deg);
    }
    
    .navbar-nav{
        position: relative;
    }
    
    .Dropdown{
        position: relative;
    }
    
    .dropdown-content{
        
        position: absolute;
        min-width: 150px;
        border: 3px solid #709f00;
        background-color: #709f00;
        color: white;
        border-radius: 0 0  3px 3px;
        list-style: none;
        display: none;
    }
    
    .dropdown-content li{
        padding: 20px;
    }
    
    .sub-dropdown-content{
        position:absolute;
        top:5%;
        left: 100%;
        border: 3px solid #709f00;
        background-color: #709f00;
        min-width: 120px;
        list-style: none;
    }
    
    .sub-dropdown-content li{
        padding: 20px;
        border-bottom: 1px solid white;
    }
    
    .Dropdown:hover .dropdown-content{
        display: block;
    }
    
    .top-main ul li a {
    display: block;
    color: #ffffff;
    padding: 0 20px;
}
    
.searchTerm {
    background-color: transparent;
    border: 0;
    border-bottom: solid 7px #709f00;
    color: #709f00;
    height: 100px;
    padding-left: 15px;
    width: 100%;
    font-family: Myriad Pro Regular;
    font-size: 25px;
    max-width: 800px;
    margin-top: 43vh;
}
    
    .fa-w-11{
        color: #709f00;
    }
    
    
@media screen and (max-width: 767px) {
    .nav-link div {
        background-color: #fff;
        margin-top: -40px;
    }
}
    
    
@media screen and (max-width: 550px) {
    .nav-link div {
        background-color: #fff;
        margin-top: -40px;
    }
}   
    
@media (max-width: 767px) {
    .logo img {
        max-width: 112px !important;
        padding-top: 0 !important;
        margin-top: 13px;
    }
}
    
    
@media (max-width: 550px) {
    .logo {
    position: relative;
    top: 0px;
    left: -190px;
    padding-left: 0px;
    margin-left: 0px;
    }
    
    @media (max-width: 520px) {
    .logo {
    position: relative;
    top: 0px;
    left: -180px;
    padding-left: 0px;
    margin-left: 0px;
    }
}
    
        
    
    @media (max-width: 492px) {
    .logo {
    position: relative;
    top: 0px;
    left: -165px;
    padding-left: 0px;
    margin-left: 0px;
    }
}
    
.gtranslate_wrapper .gt_switcher-popup{
        color: #fff;
    }
    nav.scroll .gtranslate_wrapper {
          margin-right: 20px !important;
    }   
</style>



<script>window.gtranslateSettings = {"default_language":"en","wrapper_selector":".gtranslate_wrapper","flag_size":24,"flag_style":"3d"}</script>
<script src="https://cdn.gtranslate.net/widgets/latest/popup.js" defer></script>


<a href="https://api.whatsapp.com/send?phone=+923096030541&amp;text=Hi" target="_blank" id="wa">
<img src="im/whatsapp.png" style="position: fixed;bottom: 55px;z-index: 9999;max-width: 60px;right: 15px;">
</a>



<div id="mobile-menu-show">
    <button id="mobile-menu-close"><i class="fas fa-times"></i></button>
<ul class="list-unstyled components">
                <ul class="navbar-nav visiable-xs">
                        <li class="nav-item">
                            <a class="nav-link" href="index.php">Home</a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link" href="content.php?p=3">ABOUT</a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link" href="products.php?live=12_49_0_0" id="click">PRODUCTS<span class="dropdown-toggle"></span></a>
                            <ul id="show" style="display: none !important;padding-top: 0;padding-left: 20px;">
                                          <?php
$QRY = qry_run("Select * from tbl_main where pshow = 'Yes' order by ranking");
if (num_rec($QRY) > 0)
{
while($rs = fetch_rec($QRY))
{
$secid = 0;
?>
<?php
$QRYs = qry_run("select * from tbl_section where mainid = ".$rs['mainid']." order by ranking");
if (num_rec($QRYs) > 0)
{
$rss = fetch_rec($QRYs);
$secid = $rss['secid'];
}
?>
<!---------  ------>
                            <li><a href="products.php?live=<?=$rs['mainid']?>_<?=$rss['secid']?>_0_0"><?=$rs['pname']?></a></li>
     <?php
      }
}
      ?> 
                            </ul>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link" href="content.php?p=5">contact</a>
                        </li> 
                        <div class="">
                          <form action="search.php" method="post">
                              <input type="text" name="search" placeholder="Search" style="width: 100%;
height: 50px;
padding-left: 15px;">
                          </form>
                        </div>  
                    </ul>
                </ul>
    
</div>








<div id="mobile-menu-show1" >
<ul class="list-unstyled components">
  <div class="laptop-menu">
    <h3>Social</h3>
    <ul>
      <li><a href="#">Facebook</a></li>
      <li><a href="#">Instagram</a></li>
      
      
      <p> Airport Road Gohadpur Sialkot _51310  51310, Pakistan.</p>
      <p>[email protected]</p>
      <p>+92 370 9236904</p>
    
    </ul>
  </div>
                </ul>
    
</div>




<div class="container-fluid top1-f-main">
  <div class="row">
  <div class="col-md-12 col-12">
     <div class="tp1">
      <p>Manufacturers and Exporterts off all kinds of sports clothing.</p>  
     </div>
</div> 
</div>
</div>

<div class="container-fluid top-f-main">
  <div class="row">
    <div class="col-md-6 col-6">
      
    </div>
    <div class="col-md-6 col-6">
    <div class="top-main">
      <ul>
        <li><a href="#">Need Help?</a></li>  
        <li><a href="#"><i class="fab fa-facebook-f"></i></a></li>
        <li><a href="#"><i class="fab fa-twitter"></i></a></li>
        <li><a href="#"><i class="fab fa-instagram"></i></a></li>
      </ul>

    </div>
  
    </div>
  </div>

</div>






<!--------------------- Header Start ---------------------------->
<div class="container-fluid header-fluid" style="position: inherit;">
  <nav id="navbar">

    <div class="row align-items-center">
        


        <div class="col-md-2 animatable bounceIn">
            
      <div class="logo">
                <a href="index.php"><img src="img/logo.png"/></a>
            </div>

        </div>
        
        <div class="col-md-8 animatable bounceInRight">
      <navbar class="navbar navbar-expand-md bg-dark navbar-dark">
                <a class="navbar-brand" href="index.php"><img src="img/logo.png" /></a>
                
                 <a href="#0" id="mobile-menu-open" class="nav-link icon-ico visiable-xs"><div></div></a>
                
                <div class="collapse navbar-collapse nav-hidden" id="navbar">
                    <ul class="navbar-nav pt-0">
                        <!-- <li class="nav-item">
                            <a class="nav-link" href="index.php">Home</a>
                        </li> -->
                        <li class="nav-item">
                            <a class="nav-link" href="content.php?p=3">ABOUT US</a>
                        </li>
                        
                         <li class="nav-item">
                            <a class="nav-link" href="sustainability.php">Sustainability</a>
                        </li>
                        
                        <li class="nav-item Dropdown">
                            <!--href="products.php?live=12_49_0_0"-->
                            <a class="nav-link">Products <i class="fa fa-chevron-down"></i></a>
                            <ul class="dropdown-content">
                              <li><a href="products.php?live=9_33_0_0#collapse1">Sports Wear</a></li>
                              <li><a href="products.php?live=10_40_0_0#collapse2">Fitness wear</a></li>
                              <li><a href="products.php?live=12_49_0_0#collapse3">Boxing Gear</a></li>
                              <li><a href="products.php?live=11_44_0_0#collapse4">Martial Arts</a></li>
                            </ul>
                        </li>
                        
                        <li class="nav-item Dropdown">
                            <a class="nav-link">Help/Guide <i class="fa fa-chevron-down"></i></a>
                            <ul class="dropdown-content">
                              <li class="sub-dropdown">
                                  <a href="#">Fabric Guide<!--<i class="fa fa-chevron-right"></i>--></a>
                                  <!---<ul class="sub-dropdown-content">
                                      <li><a href="#">Fabric 1</a></li>
                                      <li><a href="#">Fabric 1</a></li>
                                      <li><a href="#">Fabric 1</a></li>
                                  </ul>--->
                              </li>
                              <li><a href="#">Order Guide</a></li>
                              <li><a href="#">Size Chart</a></li>
                            </ul>
                        </li>
                        
                        
                        <li class="nav-item">
                            <a class="nav-link" href="production.php">Production</a>
                        </li>
                        <!-- <li class="nav-item">
                            <a class="nav-link" href="#">Catalogues</a>
                        </li> -->
                        <li class="nav-item">
                            <a class="nav-link" href="content.php?p=5">Contact Us</a>
                        </li>
                       
  
                    </ul>
                </div>  
            </navbar>
            
        </div>
        


   <div class="col-md-2" style="position: unset;">
     <ul class="icon-alls">
       <!-- <div class="gtranslate_wrapper">
          
        </div>-->

     
                        <li class="nav-item " id="flip">
                          <a href="#" class="nav-link icon-ico icn"><i class="fas fa-search" style="font-size: 24px; color: white;"></i></a>
                        </li> 

                       <!--- <a class="cart" href="basket.php"><i class="fas fa-shopping-cart"></i></a>---!>



                       <!--<form action="search.php" method="post">-->
                       <!--   <input type="text" name="search">-->
                       <!-- </form>-->
         
                        <li class="nav-item " id="flip">
                            <a href="#" class="b">Let's Talk <i class="far fa-comments"></i></a>
                        </li> 

                        

                        <li class="nav-item pt-0">
                          <a href="#" id="mobile-menu-open1" class="nav-link icon-ico"><div></div></a>
                        </li> 
                      </ul>
   </div>


    </div>

<div class="menu-button">
  <a href="#0" id="mobile-menu-open1" class="nav-link icon-ico"><div></div></a>
</div>




<div id="searchshow" class="search-show">
    <form action="search.php" method="post">
        <input type="text" name="search" placeholder="Search">
    </form>
</div>
</nav>

</div>



<div id="panel" style="text-align: center;">
<button id="close" style="float: right;
background-color: transparent;
border: 0;
color: #d71921;
font-size: 35px;
padding: 11px 25px;"><i class="fa fa-times" aria-hidden="true"></i>
</button>
<!-- <img src="im/logo.png" style="position: absolute;top: 50px;left: 0;margin: 0 auto;right: 0;max-width: 165px;
width: 100%;" /> -->
<form action="search.php" method="post" style="margin: 0;" >
    <input type="text" name="search" class="searchTerm" placeholder="Search">
</form>
</div>
<!--------------------- Header End ---------------------------->