<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
@keyframes test {
from {
opacity: 1.0;
}
50% {
opacity: 0.4;
}
to {
opacity: 1.0;
}
}
@-webkit-keyframes test {
from {
opacity: 1.0;
}
50% {
opacity: 0.4;
}
to {
opacity: 1.0;
}
}
.container-box {
position: relative;
}
.header-box {
color: #fff;
padding: 10px;
font-size: 15px;
height: 300px;
background-color: rgba(146, 139, 139, .8);
animation: test 1000ms infinite;
-webkit-animation: test 1000ms infinite;
}
</style>
</head>
<body>
<div class="container-box">
<div class="header-box">
</div>
</div>
</body>
</html>
效果：
标签：opacity,1.0,color,demo,0.4,test,闪烁,css From： https://www.cnblogs.com/j-a-h/p/17051936.html