Maze 2D

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6 October 2025

CSS Maze Animation Code Snippet

HTML

<!DOCTYPE html>

<!DOCTYPE html>
<html lang="en-us">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <link rel="shortcut icon" href="TemplateData/favicon.ico">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/bubbls/UGS-Assets@300ae6aa00a22c1a9fd2cdc7bf209b278ae2f4b2/backrooms%202D/TemplateData/style.css">
  </head>
  <body>
    <div id="unity-container" class="unity-desktop">
      <canvas id="unity-canvas" width=1280 height=720></canvas>
      <div id="unity-loading-bar">
        <div id="unity-logo"></div>
        <div id="unity-progress-bar-empty">
          <div id="unity-progress-bar-full"></div>
        </div>
      </div>
      <div id="unity-warning"> </div>
      <div id="unity-footer">
        <div id="unity-webgl-logo"></div>
        <div id="unity-fullscreen-button"></div>
        <div id="unity-build-title">Backrooms 2D</div>
      </div>
    </div>
    <script>
      var container = document.querySelector("#unity-container");
      var canvas = document.querySelector("#unity-canvas");
      var loadingBar = document.querySelector("#unity-loading-bar");
      var progressBarFull = document.querySelector("#unity-progress-bar-full");
      var fullscreenButton = document.querySelector("#unity-fullscreen-button");
      var warningBanner = document.querySelector("#unity-warning");

// Shows a temporary message banner/ribbon for a few seconds, or
      // a permanent error message on top of the canvas if type=='error'.
      // If type=='warning', a yellow highlight color is used.
      // Modify or remove this function to customize the visually presented
      // way that non-critical warnings and error messages are presented to the
      // user.
      function unityShowBanner(msg, type) {
        function updateBannerVisibility() {
          warningBanner.style.display = warningBanner.children.length ? 'block' : 'none';
        }
        var div = document.createElement('div');
        div.innerHTML = msg;
        warningBanner.appendChild(div);
        if (type == 'error') div.style = 'background: red; padding: 10px;';
        else {
          if (type == 'warning') div.style = 'background: yellow; padding: 10px;';
          setTimeout(function() {
            warningBanner.removeChild(div);
            updateBannerVisibility();
          }, 5000);
        }
        updateBannerVisibility();
      }

var buildUrl = "";
      var loaderUrl = buildUrl + "https://rawcdn.githack.com/bubbls/UGS-Assets/300ae6aa00a22c1a9fd2cdc7bf209b278ae2f4b2/backrooms%202D/7-21-23.loader.js";
      var config = {
        dataUrl: buildUrl + "https://rawcdn.githack.com/bubbls/UGS-Assets/300ae6aa00a22c1a9fd2cdc7bf209b278ae2f4b2/backrooms%202D/7-21-23.data",
        frameworkUrl: buildUrl + "https://rawcdn.githack.com/bubbls/UGS-Assets/300ae6aa00a22c1a9fd2cdc7bf209b278ae2f4b2/backrooms%202D/7-21-23.framework.js",
        codeUrl: buildUrl + "https://rawcdn.githack.com/bubbls/UGS-Assets/300ae6aa00a22c1a9fd2cdc7bf209b278ae2f4b2/backrooms%202D/7-21-23.wasm",
        streamingAssetsUrl: "StreamingAssets",
        companyName: "JujuProdGames",
        productName: "Backrooms 2D",
        productVersion: "0.3",
        showBanner: unityShowBanner,
      };

// By default Unity keeps WebGL canvas render target size matched with
      // the DOM size of the canvas element (scaled by window.devicePixelRatio)
      // Set this to false if you want to decouple this synchronization from
      // happening inside the engine, and you would instead like to size up
      // the canvas DOM size and WebGL render target sizes yourself.
      // config.matchWebGLToCanvasSize = false;

if (/iPhone|iPad|iPod|Android/i.test(navigator.userAgent)) {
        // Mobile device style: fill the whole browser client area with the game canvas:

var meta = document.createElement('meta');
        meta.name = 'viewport';
        meta.content = 'width=device-width, height=device-height, initial-scale=1.0, user-scalable=no, shrink-to-fit=yes';
        document.getElementsByTagName('head')[0].appendChild(meta);
        container.className = "unity-mobile";
        canvas.className = "unity-mobile";

// To lower canvas resolution on mobile devices to gain some
        // performance, uncomment the following line:
        // config.devicePixelRatio = 1;

unityShowBanner('WebGL builds are not supported on mobile devices.');
      } else {
        // Desktop style: Render the game canvas in a window that can be maximized to fullscreen:

canvas.style.width = "1280px";
        canvas.style.height = "720px";
      }

canvas.style.background = "url('" + buildUrl + "/7-21-23.jpg') center / cover";
      loadingBar.style.display = "block";

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