base.html

{% load static %}
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css"
        integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
    <link rel="stylesheet" href="{% static 'blog/main.css' %}">
    <title></title>
</head>

<body>
    <header class="site-header">
        <nav class="navbar navbar-expand-md navbar-dark bg-steel fixed-top">
            <div class="container">
                <a class="navbar-brand mr-4" href="/">Django Blog</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</a>
                        <a class="nav-item nav-link" href="#">Register</a>
                    </div>
                </div>
            </div>
        </nav>
    </header>
    <div class="col-md-5">
        {% block content %}{% endblock %}
    </div>

    <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"
        integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN"
        crossorigin="anonymous"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"
        integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q"
        crossorigin="anonymous"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"
        integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl"
        crossorigin="anonymous"></script>

</body>

</html>