[footer.html]
<footer>
这是底部
</footer>
[header.html]
<style>
.nav ul{
overflow: hidden;
}
.nav ul li{
float:left;
margin:0 20px;
}
</style>
<nav class='nav'>
<ul>
<li>首页</li>
<li>课程详情</li>
<li>视频教程</li>
<li>关于我们</li>
</ul>
</nav>
[index.html]
<body>
{% include "common/header.html" %}
<div class="content">
中间的
</div>
{% include "common/footer.html" %} </body>
[.py]
@app.route('/')
def hello_world():
return render_template('index.html')
