html流光按钮
出处bilibili猫咪爱狗
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<html><head><style>body {/*内容居中，背景色*/height: 100vh;display: flex;justify-content: center; align-items: center;background-color: #000;}a { /*水平垂直居中*/position: relative;display: inline-block;width: 200px;height: 60px;background-color: skyblue;color: #fff;line-height: 60px;text-align: center;/*渐变背景*/text-decoration: none;background: linear-gradient(90deg,#03a9f4,#f441a5,#ffeb3b,#03a9f4);/*圆角*/background-size: 400%;border-radius: 10px;}/*渐变动画*/@keyframes animate {0% {background-position: 0 0;}100% {background-position: 400% 0;}}/*鼠标悬停展示*/a:hover {animation: animate 8s linear infinite;}a:hover:before {filter: blur(20px);opacity: 1;}/*光影盒子*/a:before {content: '';position: absolute;left: -5px;top: -5px;right: -5px;bottom: -5px;z-index: -1;background: linear-gradient(90deg,#03a9f4,#f441a5,#ffeb3b,#03a9f4);background-size: 400%;border-radius: 10px;opacity: 0;transition: all 1s;}</style></head><body><a href="#">Button</a></body>
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