效果演示：
代码演示：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title></title>
<meta charset="utf-8" />
</head>
<body>
<p style="font-size:60px">
<span style="color:blue">G</span>
<span style="color:red">o</span>
<span style="color:orange">o</span>
<span style="color:blue">g</span>
<span style="color:green">l</span>
<span style="color:red">e</span>
</p>
</body>
</html>