<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>正在加載中...</title>
<style>
dot {
display: inline-block;
height: 1em;
line-height: 1;
text-align: left;
vertical-align: -.25em;
overflow: hidden;
}
dot::before {
display: block;
content: '...\A..\A.';
white-space: pre-wrap;
animation: dot 3s infinite step-start both;
}
@keyframes dot {
33% { transform: translateY(-2em); }
66% { transform: translateY(-1em); }
}
</style>
</head>
<body>
正在加載中<dot>...</dot>
</body>
</html>
