圆圈呼吸样式

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<style>
    .cursor-container {
        position: relative;
        width: 60px;
        height: 60px;
        border-radius: 50%;}
    inner-cursor-small {
        position: absolute;
        left: 21px;
        top: 21px;
        width: 18px;
        height: 18px;
        background: #f8f8f9;
        box-sizing: content-box;
        border-radius: 50%;
        cursor: pointer;
        z-index: 1000;
    }
    .inner-cursor-big {
        position: absolute;
        left: 13px;
        top: 13px;
        width: 30px;
        height: 30px;
        background: rgba(248,248,249,0.4);
        border: 2px solid rgba(248,248,249,0.9);
        box-sizing: content-box;
        border-radius: 50%;
        cursor: pointer;
        z-index: 1000;
    }

    .outer-cursor {
        position: absolute;
        left: 0;
        top: 0;
        width: 60px;
        height: 60px;
        border-radius: 50%;
        background: rgba(248, 248, 249, 0.8);
        animation: wave 1s ease-in-out infinite;
    }

    @keyframes wave {
        0% {
            top: calc((100% - 34px) / 2);
            left: calc((100% - 34px) / 2);
            width: 34px;
            height: 34px;
        }
        50% {
            opacity: 1;
        }
        100% {
            top: calc((100% - 50px) / 2);
            left: calc((100% - 50px) / 2);
            width: 50px;
            height: 50px;
            opacity: 0;
        }
    }

</style>
<body>
<div class="cursor-container" ref="container">
    <div class="inner-cursor-big"></div>
    <div class="inner-cursor-small"></div>
    <div class="outer-cursor"></div>
</div>
</body>
</html>

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转载自blog.csdn.net/weixin_50636536/article/details/130271013
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