<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>调试练习</title>
<style>
p{
text-align: center;
font-size: 50px;
color: red;
text-shadow: 0 0 4px white,
0 -5px 4px #ff3,
2px -10px 6px #fd3,
-2px -15px 11px #f80,
2px -25px 18px #f20;
}
</style>
</head>
<body>
<p>hello cogo</p>
</body>
</html>