也是在制作项目之前想到的一个，适用于pc端，非常的炫酷
直接上代码
html：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<link rel="stylesheet" href="css/index.css">
</head>
<body>
<a href="#">sunbutton</a>
</body>
</html>css:
*{
margin: 0;
padding: 0;
}
a{ /*去掉下划线*/
text-decoration: none;
position: absolute;
left: 50%;
top: 50%;
transform: translate(-50%,-50%);
/* 设置字体大小 */
font-size: 24px;
background: linear-gradient(90deg,#03a9f4,#f441a5,#ffeb3b,#03a9f4);
background-size: 400%;
width: 400px;
height: 100px;
line-height: 100px;
text-align: center;
color: #fff;
/* 字母变大写 */
text-transform: uppercase;
/* 设置成胶囊状 */
border-radius: 50px;
z-index: 1;
}
/* 设置发光 */
a::before{
content: "";
position: absolute;
left: -5px;
right: -5px;
top: -5px;
bottom: -5px;
background: linear-gradient(90deg,#03a9f4,#f441a5,#ffeb3b,#03a9f4);
background-size: 400%;
border-radius: 50px;
filter: blur(20px);
z-index: -1;
}
a:hover::before{
animation: sun 8s infinite;
}
a:hover{
animation: sun 8s infinite;
}
/* 设置流光 */
@keyframes sun{
100%{
background-position: -400% 0;
}
}