<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
<title>H5 文字loading动画</title>
<style type="text/css">
button{
line-height: 30px;
background: blue;
color: #fff;
border: 0;
}
dot{
font-family: Consolas, Monaco, monospace;
height: 1em;
display: inline-block;
overflow: hidden;
line-height: 1;
text-align: left;
vertical-align: -.25em;
}
dot::before{
content: '...\A..\A.\A';
display: block;
white-space: pre;
animation: loading 3s infinite step-start both;
}
@keyframes loading{
33%{
transform: translateY(-2em);
}
66%{
transform: translateY(-1em);
}
}
</style>
</head>
<body>
<button type="button">正在加载中<dot></dot></button>
</body>
</html>
效果图：