YINUXY'S BLOG
【HTML+CSS】CSS3实现炫酷的流光按钮效果

效果预览

button



代码

CSS

a{
  text-decoration: none;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  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;
  text-transform: uppercase;
  border-radius: 50px;
  z-index: 1;
}
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;
}
@keyframes sun{
  100%{
    background-position: -400% 0;
  }
}

HTML

<a href="https:blog.yinuxy.com">button</a>

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