index.html

<!doctype html>
<html lang="de">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>GeoVis AR Projekt</title>
  <style>
    body {
      margin: 0;
      font-family: Arial, sans-serif;
      background-color: #f0f0f0;
      color: #333;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
      background-image: url('https://www.hft-stuttgart.de/fileadmin/Dateien/Hochschule/-_R_Juergen_Pollak_HFT_18.04.18-0091.jpg');
      background-size: cover;
      background-position: center;
    }

    .container {
      text-align: center;
      background-color: rgba(255, 255, 255, 0.9);
      padding: 50px;
      border-radius: 10px;
      color: #333;
      max-width: 80%;
      box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.2);
    }

    h1 {
      font-size: 3em;
      margin-bottom: 20px;
      color: #444;
    }

    p {
      font-size: 1.2em;
      margin-bottom: 30px;
    }

    #menu-bar,
    .menu-placeholder {
      position: absolute;
      bottom: 0;
      width: 100%;
      height: 80px;
      display: flex;
      justify-content: space-around;
      align-items: center;
      background: #121212;
      padding: 10px;
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.8);
      color: white;
      z-index: 10;
      border-top: 1px solid #2a2a2a;
    }

    .menu-item {
      background: #2c2c2c;
      border-radius: 20px;
      padding: 5px;
      transition: background-color 0.3s, transform 0.2s;
    }

    .menu-item:hover {
      background-color: #3a3a3a;
      transform: scale(1.1);