<!DOCTYPE html>
<html>
<head>
<title>酷炫的CSS3</title>
<meta charset="utf-8">
</head>
<style>
@keyframes ants {
to {
background-position: 100%;
}
}
.demo {
display: block;
margin: 200px auto;
width: 300px;
height: 200px;
border: 1em solid transparent;
background: linear-gradient(white, white) padding-box,
repeating-linear-gradient(-45deg, red 0, red 12.5%, transparent 0, transparent 25%, #58a 0, #58a 37.5%, transparent 0, transparent 50%) 0/5em 5em;
animation: ants 12s linear infinite;
}
</style>
<body>
<div class="demo"></div>
</body>
</html>
静态效果图：
转载于:https://www.cnblogs.com/Zmmy/p/8526797.html
相关资源：CSS信封例子－Css-Letter
