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 @ 2023-01-14 15:40  蓝色精灵jah  阅读(73)  评论(0)    收藏  举报