<html>
<head>
<title>我的第一个 HTML 页面</title>
<style type="text/css">
.blue {
background-color: blue;
margin-bottom: 15px;
width: 200px;
height: 200px;
font-family:"宋体";
font-size:26px;
color:pink;
text-align:center;
line-height: 149px;
}
</style>
</head>
<body>
<div class="blue">白色</div>
</body>
</html>
<html>
<head>
<title>我的第一个 HTML 页面</title>
<style type="text/css">
.blue {
background-color: blue;
margin-bottom: 15px;
width: 200px;
height: 200px;
font-family:"宋体";
font-size:26px;
color:pink;
text-align:center;
line-height: 149px;
}
</style>
</head>
<body>
<div class="blue">白色</div>
</body>
</html>