Flash
描述 (Description)
一阵元素的突然短暂爆发。
语法 (Syntax)
@keyframes flash {
0%, 50%, 100% {
opacity: 1;
}
25%, 75% {
opacity: 0;
}
}
参数 (Parameter)
Opacity - 不透明度适用于要进行半透明的元素。
例子 (Example)
<html>
<head>
<style>
.animated {
background-image: url(/css/images/logo.png);
background-repeat: no-repeat;
background-position: left top;
padding-top:95px;
margin-bottom:60px;
-webkit-animation-duration: 1s;
animation-duration: 1s;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
}
@keyframes flash {
0%, 50%, 100% {
opacity: 1;
}
25%, 75% {
opacity: 0;
}
}
.flash {
animation-name: flash;
}
</style>
</head>
<body>
<div id = "animated-example" class = "animated flash"></div>
<button onclick = "myFunction()">Reload page</button>
<script>
function myFunction() {
location.reload();
}
</script>
</body>
</html>
它会产生以下结果 -
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