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  • CodePen Home Animated Loading Spinner

    HTML:

    <!DOCTYPE html>
    <html>
    <head>
    <link rel="stylesheet" href="background_styles.css">
    <link rel="stylesheet" href="styles.css">
    <title>Animated Loading Spinner</title>
    </head>
    <body>
    <div class="spinner">
    <div class="spinner-text">Loading</div>
    <div class="spinner-sector spinner-sector-red"></div>
    <div class="spinner-sector spinner-sector-blue"></div>
    <div class="spinner-sector spinner-sector-green"></div>
    </div>
    </body>
    </html>

    CSS:

    * {
    box-sizing: border-box;
    }

    .spinner {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    300px;
    height: 300px;
    }

    .spinner-sector {
    border-radius: 50%;
    position: absolute;
    100%;
    height: 100%;
    border: 15px solid transparent;
    mix-blend-mode: overlay;
    }

    .spinner-text {
    animation: loading-opacity 3s ease-in-out infinite;
    font-size: 2em;
    }

    .spinner-sector-blue {
    animation: rotate 2s ease-out infinite;
    border-top: 15px solid lightblue;
    }

    .spinner-sector-red {
    animation: rotate 2.5s ease-in infinite;
    border-top: 15px solid lightcoral;
    }

    .spinner-sector-green {
    animation: rotate 1.5s ease-in-out infinite;
    border-top: 15px solid lightgreen;
    }

    @keyframes rotate {
    from { transform: rotate(0); }
    to { transform: rotate(360deg); }
    }

    @keyframes loading-opacity {
    0%, 100% {
    opacity: 1;
    }
    25%, 75% {
    opacity: .5;
    }
    50% {
    opacity: .1;
    }
    }

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  • 原文地址:https://www.cnblogs.com/cw_volcano/p/15719619.html
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