<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
body {
margin: 0;
background-color: #999;
}
div {
text-align: center;
font-size: 50px;
color: #999;
}
.up {
text-shadow: 1px 1px 1px #000, -1px -1px 1px #fff;
}
.down {
text-shadow: 1px 1px 1px #fff, -1px -1px 1px #000;
}
</style>
</head>
<body>
<div class="up">凸起文字</div>
<div class="down">凹下文字</div>
</body>
</html>复制代码effect: