我们都是阴沟的虫子，但总要有人想仰望星空！

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<style>
    body {
        height: 100%;
        background: rgba(0,0,0,.5);
    }
    body,div {
        padding: 0;
        margin: 0;
    }
    .circleProgress_wrapper{
        width: 200px;
        height: 200px;
        margin: 50px auto;
        position: relative;
        /*border:1px solid #ddd;*/
    }

    .wrapper{
        width: 100px;
        height: 200px;
        position: absolute;
        top:0;
        overflow: hidden;
    }
    .right{
        right:0;
    }
    .left{
        left:0;
    }
    .circleProgress{
        width: 188px;
        height: 188px;
        border: 6px solid #0FCD8B;
        border-radius: 50%;
        position: absolute;
        top:0;
        -webkit-transform: rotate(45deg);
    }
    .rightcircle{
        border-top: 6px solid #fff;
        border-right: 6px solid #fff;
        right:0;
        -webkit-animation: circleProgressLoad_right 1.5s linear forwards;
    }
    .leftcircle{
        border-bottom: 6px solid #fff;
        border-left: 6px solid #fff;
        left:0;
        -webkit-animation: circleProgressLoad_left 1.5s linear forwards;
    }
    @-webkit-keyframes circleProgressLoad_right{
        0%{
            
            -webkit-transform: rotate(45deg);
        }
        50%{
            -webkit-transform: rotate(225deg);
        }
        100%{
            -webkit-transform: rotate(225deg);
        }
    }
    @-webkit-keyframes circleProgressLoad_left{
        0%{
            -webkit-transform: rotate(45deg);
        }
        50%{
            -webkit-transform: rotate(45deg);
        }
        100%{
            -webkit-transform: rotate(225deg);
        }
    }

</style>
<body>
    <div class="circleProgress_wrapper">
        <div class="wrapper right">
            <div class="circleProgress rightcircle"></div>
        </div>
        <div class="wrapper left">
            <div class="circleProgress leftcircle"></div>
        </div>
 </div>
</body>
</html>

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原文地址：https://www.cnblogs.com/QQPrincekin/p/11076249.html