index3.html

<!DOCTYPE html>
<html lang="en" class="w-100 h-100">
<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">
  <link 
  href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" 
  rel="stylesheet" 
  integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" 
  crossorigin="anonymous">
  <link 
  rel="stylesheet" 
  href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.9.1/font/bootstrap-icons.css"
  crossorigin="anonymous">
  <script 
  src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js" 
  integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM" 
  crossorigin="anonymous"></script>
  <script src="./more_test.js"></script>
  <title>Resevation page Draft</title>
  
  <link rel="stylesheet" href="./main3.css">
</head>
<body>
 
  <div class="overlay"></div>
</body>
</html>