<!doctype html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<title>上传文件</title>
<style>
.lqwvje-btn {
display: inline-block;
height: 38px;
line-height: 38px;
padding: 0 18px;
background-color: #009688;
color: #fff;
white-space: nowrap;
text-align: center;
font-size: 14px;
border: none;
border-radius: 2px;
cursor: pointer;
}
</style>
</head>
<body>
<label id="realBtn" class="lqwvje-btn">
<input type="file" id="testFile" hidden="hidden" >
上传文件
</label>
</body>
</html>