纯css实现白色泡泡上浮飘动背景动画效果代码-html代码-BFW代码库

纯css实现白色泡泡上浮飘动背景动画效果代码

代码语言：html

所属分类：背景

代码描述：纯css实现白色泡泡上浮飘动背景动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>
  <meta charset="UTF-8">
  

  
  
<style>
:root {
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