美丽的星空效果

作者：cidy20172018.03.01来源：Web前端之家浏览：14533评论:0

关键词：3D

美丽的星空效果，看代码：

<!DOCTYPE html>
<html>
 <head>
  <meta charset="utf-8" />
  <meta name="author" content="" />
  <meta name="keywords" content="" />
  <meta name="description" content="" />
  <meta name="viewport" content="width=device-width,initial-scale=1.0,user-scalable=no,shrink-to-fit=no" />
  <title>美丽的星空 - Web前端之家www.jiangweishan.com</title>
  <style>
    body{background:#000;}
    .wrap{position:absolute;left:0;top:0;width:100%;height:100%;overflow:hidden;}
    .stars{position:absolute;left:0;top:0;width:100%;height:100%;background-image:radial-gradient(1px at 20px 30px,#FFF,rgba(255,255,255,0)),radial-gradient(2px at 30px 80px,#FFF,rgba(255,255,255,0)),radial-gradient(3px at 80px 160px,#FFF,rgba(255,255,255,0)),radial-gradient(1px at 160px 70px,#FFF,rgba(255,255,255,0)),radial-gradient(2px at 80px 100px,#FFF,rgba(255,255,255,0));background-size:200px 200px;background-repeat:repeat;}
    .stars:nth-child(1){animation:stars-ani 30s linear infinite;}
    .stars:nth-child(2){animation:stars-ani 40s linear infinite;background-size:150px 150px;}
    .stars:nth-child(3){animation:stars-ani 50s linear infinite;background-size:250px 230px;}

    @keyframes stars-ani{
       0%{opacity:0,transform:scale3d(1,1,1);}
       100%{opacity:.8;transform:scale3d(6,6,6);}
    }
  </style>
 </head>
 <body>
  <div class="wrap">
      <div class="stars"></div>
      <div class="stars"></div>
      <div class="stars"></div>
  </div>
 </body>
</html>

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