Canvas 轻盈背景

https://codepen.io/bsehovac/

选择一个模板，F12 检查元素，在以下代码中找到完整模板元素。

<div id="result_div" class="result">
<iframe id="result" name="CodePen" title="CodePen Preview" src="https://cdpn.io/bsehovac/fullpage/LQVzxJ" sandbox="allow-downloads allow-forms allow-modals allow-pointer-lock allow-popups allow-presentation allow-same-origin allow-scripts allow-top-navigation-by-user-activation" allow="accelerometer; camera; encrypted-media; display-capture; geolocation; gyroscope; microphone; midi; clipboard-read; clipboard-write" scrolling="auto" allowtransparency="true" allowpaymentrequest="true" allowfullscreen="true" class="result-iframe " loading="lazy">
          </iframe>
<div id="editor-drag-cover" class="drag-cover"></div>
</div>

所指定的背景模板实现部分技术基于 https://threejs.org/ 驱动而成。