CSS 脉冲效果

描述

对元素提供单次振动或短脉冲。

语法

@keyframes pulse {
   0% { transform: scale(1); }
   50% { transform: scale(1.1); }
   100% { transform: scale(1); } 
}

参数

transform - 变换用于对一个元素进行2D和3D变换。
opacity - 不透明度用于使一个元素半透明。

示例

<html>
   <head>
      <style>
         .animated {
            background-image: url(https://geek-docs.com/static/logo.png);
            background-repeat: no-repeat;
            background-position: left top;
            padding-top:95px;
            margin-bottom:60px;
            -webkit-animation-duration: 10s;
            animation-duration: 10s;
            -webkit-animation-fill-mode: both;
            animation-fill-mode: both;
         }

         @-webkit-keyframes pulse {
            0% { -webkit-transform: scale(1); }
            50% { -webkit-transform: scale(1.1); }
            100% { -webkit-transform: scale(1); }
         }

         @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
         }

         .pulse {
            -webkit-animation-name: pulse;
            animation-name: pulse;
         }
      </style>
   </head>

   <body>

      <div id = "animated-example" class = "animated pulse"></div>
      <button onclick = "myFunction()">Reload page</button>

      <script>
         function myFunction() {
            location.reload();
         }
      </script>

   </body>
</html>

它将产生以下结果−