CSS3發光背景程式碼例項

antzone發表於2018-05-22
CSSS3

分享一段程式碼例項，它利用css3實現了背景發光效果，並且光線也會自動發生改變。

程式碼例項如下：

[HTML] 純文字檢視 複製程式碼執行程式碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>螞蟻部落</title>
<style>
* {
  box-sizing: border-box;
}
html,body {
  margin: 0 auto;
  height: 100%;
}
body {
  display: flex;
  align-items: center;
  font-family: monospace;
  justify-content: center;
  background-color: #1d212b;
}
div {
  position: relative;
  width: 30vw;
  height: 30vw;
  line-height: 30vw;
  text-align: center;
  color: #252B37;
  background-color: #151823;
  animation: textColor 10s ease infinite;
}
div:after {
  position: absolute;
  content: "";
  top: 5vw;
  left: 0;
  right: 0;
  z-index: -1;
  height: 100%;
  width: 100%;
  margin: 0 auto;
  transform: scale(0.75);
  -webkit-filter: blur(5vw);
  background: linear-gradient(270deg, #0fffc1, #7e0fff);
  background-size: 200% 200%;
  animation: animateGlow 10s ease infinite;
}
@keyframes animateGlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}
@keyframes textColor {
  0% {
    color: #7e0fff;
  }
  50% {
    color: #0fffc1;
  }
  100% {
    color: #7e0fff;
  }
}
</style>
</head>
<body>
<div>螞蟻部落</div>
</body>
</html>

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