<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Building ...</title>
</head>
<body>
  <div id="loading-spinner"></div>
  <div id="loading-text">... building your page ...</div>
</body>

<style>
    body {
        height: 90vh;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    #loading-spinner {
        height: 50px;
        width: 50px;
        border-width: 5px;
        border-color: #00b0f0 lightgrey;
        border-style: solid;
    