纯css闪烁效果demo

<!DOCTYPE html>
<html lang="en">
 
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        @keyframes test {
            from {
                opacity: 1.0;
            }
 
            50% {
                opacity: 0.4;
            }
 
            to {
                opacity: 1.0;
            }
        }
 
        @-webkit-keyframes test {
            from {
                opacity: 1.0;
            }
 
            50% {
                opacity: 0.4;
            }
 
            to {
                opacity: 1.0;
            }
        }
 
        .container-box {
            position: relative;
        }
 
        .header-box {
            color: #fff;
            padding: 10px;
            font-size: 15px;
            height: 300px;
            background-color: rgba(146, 139, 139, .8);
            animation: test 1000ms infinite;
            -webkit-animation: test 1000ms infinite;
        }
    </style>
</head>
 
<body>
    <div class="container-box">
        <div class="header-box">
        </div>
    </div>
</body>
 
</html>

  效果:

 

 

 

posted @   蓝色精灵jah  阅读(66)  评论(0编辑  收藏  举报
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