yandex_lyceum/WEB. HTML flask-wtf/templates/base_two.html

{% extends "base.html" %}

{% block content1 %}
    <div class="alert alert-light" role="alert">
      <h4><font color="#DCDCDC">И на Марсе будут яблони цвести!</font></h4>
    </div>
    <div class="container">
        {% block content2 %}{% endblock %}
    </div>
{% endblock %}