【第12期】css加载文本动画效果

2023-03-20

html代码如下：

<!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>css加载文本动画效果</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <h1 data-text="Loading...">
        Loading...
    </h1>
</body>
</html>

css代码如下：

body{
    margin:0;
    padding: 0;
    box-sizing: border-box;
    background-color: #000;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}
h1{
    position:relative;
    color:#333;
    font-size: 4em;
    letter-spacing: 5px;
    border-bottom: 16px solid #333;
    line-height: 1.4;
    font-family: consolas;
    text-transform: uppercase;
}
h1::before{
    content: attr(data-text  );
    position: absolute;
    top: 0;
    left:0;
    width:100%;
    color:dodgerblue;
    border-bottom: 16px solid dodgerblue;
    animation:lod 2s linear infinite;
    overflow: hidden;
}
@keyframes lod{
    0%{
        width:0;
    }
    100%{
        width:100%;
    }
}

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