【发布时间】：2020-04-25 15:38:47
【问题描述】：
registration.html 和 home.html 页面（以及其他）继承自同一个 layout.html。一切似乎都设置正确；侧边栏显示在所有页面的右侧，除了我使用 wtforms 的地方。其他人似乎并非如此。
home.html
register.html
layout.html
<!DOCTYPE html>
<html>
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
<link rel="stylesheet" type="text/css" href="{{ url_for('static', filename='main.css') }}">
{% if title %}
<title> ANC - {{ title }} </title>
{% else %}
<title>All New Colors</title>
{% endif %}
</head>
<body>
<header class="site-header">
<nav class="navbar navbar-expand-md navbar-dark bg-yellow fixed-top">
<div class="container">
<a class="navbar-brand mr-4" href="/"><img src='static/img/anc-logo-nav.png'></a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarToggle" aria-controls="navbarToggle" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarToggle">
<div class="navbar-nav mr-auto">
<a class="nav-item nav-link" href="/">Home</a>
<a class="nav-item nav-link" href="/about">About</a>
</div>
<!-- Navbar Right Side -->
<div class="navbar-nav">
<a class="nav-item nav-link" href="/login">Login</a>
<a class="nav-item nav-link" href="/register">Register</a>
</div>
</div>
</div>
</nav>
</header>
<main role="main" class="container">
<div class="container" style="text-align: center">
<img style = "padding-top: 3vh; padding-bottom: 8vh;" src = "static/img/website_logo_transparent_background.png">
</div>
<div class="row">
<div class="col-md-8">
{% with messages = get_flashed_messages(with_categories=true) %}
{% if messages %}
{% for category, message in messages %}
<div class="alert alert-{{ category }}">
{{ message }}
</div>
{% endfor %}
{% endif %}
{% endwith %}
{% block content %}{% endblock %}
</div>
<div class="col-md-4">
<div class="content-section">
<h3>Popular Tags</h3>
<p class='text-muted'>Find additional topics using the search bar.
<ul class="list-group">
<li class="list-group-item list-group-item-dark">Latest Posts</li>
<li class="list-group-item list-group-item-dark">Career</li>
<li class="list-group-item list-group-item-dark">Education</li>
<li class="list-group-item list-group-item-dark">Finance</li>
</ul>
</p>
</div>
</div>
</div>
</main>
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.4.1.slim.min.js" integrity="sha384-J6qa4849blE2+poT4WnyKhv5vZF5SrPo0iEjwBvKU7imGFAV0wwj1yYfoRSJoZ+n" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js" integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6" crossorigin="anonymous"></script>
</body>
</html>
home.html
{% extends "layout.html" %}
{% block content %}
{% for post in posts %}
<article class="media content-section">
<div class="media-body">
<div class="article-metadata">
<a class="mr-2" href="#">{{ post.author }}</a>
<small class="text-muted">{{ post.date_posted }}</small>
</div>
<h2><a class="article-title" href="#">{{ post.title }}</a></h2>
<p class="article-content">{{ post.content }}</p>
</div>
</article>
{% endfor %}
{% endblock content %}
register.html
{% extends "layout.html" %}
{% block content %}
<div class='content-section'>
<form method="POST" action="">
{{ form.hidden_tag() }}
<fieldset class="form-group">
<legend class="border-bottom mb-4">Join Today</legend>
<div class="form-group">
{{ form.username.label(class="form-control-label") }}
{{ form.username(class="form-control form-control-lg") }}
</div>
<div class="form-group">
{{ form.email.label(class="form-control-label") }}
{{ form.email(class="form-control form-control-lg") }}
</div>
<div class="form-group">
{{ form.password.label(class="form-control-label") }}
{{ form.password(class="form-control form-control-lg") }}
</div>
<div class="form-group">
{{ form.confirm_password.label(class="form-control-label") }}
{{ form.confirm_password(class="form-control form-control-lg") }}
</div>
</fieldset>
<div class="form-group">
{{ form.submit(class="btn btn-outline-info") }}
</form>
</div>
<div class="border-top pt-3">
<small class="text-muted">
Already Have An Account? <a class="ml-2" href="{{ url_for('login') }}">Sign In</a>
</small>
</div>
{% endblock content %}
我猜它与引导 css 有关，但我不确定如何修复或覆盖它。
【问题讨论】：
标签： python html css twitter-bootstrap bootstrap-4