代码如下：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>Untitled Document</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<style>
.buttons button{
border:0px;
background:transparent;
}
.buttons button.positive:hover{
text-decoration:underline;
color:#529214;
}
</style>
</head>
<body>
<form name="form1" method="post" action="">
<div class="buttons">
<button type="submit" class="positive" name="save">
<a>Save</a>
</button>
</div>
</form>
</body>
</html>