【视频号】—CSS实现边框动画效果

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这个是视频号上的效果,我们把源码放在博客文章里,因为比较少,所以就直接贴上了,如果代码比较多的话,我会直接提供下载地址供大家下载学习使用。
【视频号】—CSS实现边框动画效果
HTML代码:
<!DOCTYPE html>
<html>
<head>
<title>【视频号】02-CSS&HTML实现边框动画和图像悬停效果</title>
<link rel=”stylesheet” type=”text/css” href=”style.css”>
</head>
<body>
    <div class=”container”>
        <div class=”box”>
            <div class=”content”>
                <img src=”img.jpg”>
                <h2>Someone Famous<br><span>UX/UI Designer</span></h2>
                <a href=”http://www.webqdkf.com”>Hire me</a>
            </div>
        </div>
    </div>
</body>
</html>
CSS代码:
@import url(‘https://fonts.googleapis.com/css?family=Poppins:100,200,300,400,500,600,700,800,900’);
*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: ‘Poppins’, sans-serif;
}
body
{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #0e1538;
}
.container
{
    position: relative;
    width: 400px;
    height: 400px;
}
.box
{
    position: relative;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    overflow: hidden;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.box:before
{
    content: ”;
    position: absolute;
    inset: -10px 140px;
    transition: 0.5s;
    background: linear-gradient(315deg,#00ccff,#d400d4);
    animation: animate 4s linear infinite
}
.box:hover:before
{
    inset: -20px 0px;
}
@keyframes animate
{
    0%
    {
        transform: rotate(0deg);
    }
    100%
    {
        transform: rotate(360deg);
    }
}
.box:after
{
    content: ”;
    position: absolute;
    inset : 6px;
    background: #0e1538;
    border-radius: 50%;
    z-index: 1;
}
.content
{
    position: absolute;
    inset: 30px;
    background: #0e1538;
    border: 6px solid #070a1c;
    background-size: cover;
    z-index: 3;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    overflow: hidden;
}
.content img
{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
    z-index: 3;
    pointer-events: none;
}
.box:hover .content img
{
    opacity: 0;
}
h2
{
    position: relative;
    z-index: 2;
    font-size: 1.25em;
    text-align: center;
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.05em;
    line-height: 1.25em;
    text-transform: uppercase;
}
h2 span
{
    font-weight: 300;
    font-size: 0.75em;
}
a
{
    position: relative;
    margin-top: 10px;
    padding: 10px 20px;
    background: #fff;
    color: #070a1c;
    border-radius: 25px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: 0.5s;
}
a:hover
{
    letter-spacing: 0.2em;
}
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