templates/base.html.twig

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>{% block title %}Welcome!{% endblock %}</title>
        <link rel="icon" type="image/x-icon" href="/favicon.ico">
        <link type="text/css" rel="stylesheet" href="/css/main-page.css">
        {% block stylesheets %}{% endblock %}
        {% block javascripts %}{% endblock %}
    </head>
    <body>
        {% block body %}{% endblock %}
    </body>
</html>